Research activity

2020

Yaroshevsky, V.; Bulgakov, V.; Ivanovs, S.; Krutyakova, V.; Belchenko, V.; Olt, J. (2020). Research on the impact of the air-liquid jet mixer upon ring bioreactor operation. INMATEH - Agricultural Engineering, 60 (1), 115−122.10.35633/inmateh-60-13.

Bulgakov, V.; Nikolaenko, S.; Holovach, I.; Adamchuk, V.; Kiurchev, S.; Ivanovs, S.; Olt, J. (2020). Theory of grain mixture particle motion during aspiration separation. Agronomy Research, 18 (1), 18−37.10.15159/AR.20.057.

Bulgakov, V.; Holovach, I.; Ruzhylo, Z.; Fedosiy, I.; Ihnatiev, Y.; Olt, J. (2020). Theory of oscillations performed by tools in spiral potato separator. Agronomy Research, 18 (1), 38−52.10.15159/AR.20.058.

Bulgakov, V.; Holovach, I.; Kiurchev, S.; Pascuzzi, S.; Arak, M.; Santoro, F.; Anifantis, A. S.; Olt, J. (2020). The theory of vibrational wave movement in drying grain mixture. Agronomy Research, 18 (2), 360−375.10.15159/AR.20.051.

Derevjanko, D.; Holovach, I.; Bulgakov, V.; Kuvachev, V.; Olt, J. (2020). Theoretical and experimental research into impact of threshing tools in combine grain harvesters on quality of cereal crop seeds. Agronomy Research, 18 (2), 393−403.10.15159/AR.20.056.

Kaletnik, H.; Mazur, V.; Gunko, I.; Ryaboshapka, V.; Bulgakov, V.; Raide, V.; Ilves, R.; Olt, J. (2020). Study on performance of compression engine operated by biodiesel fuel. Agronomy Research, 18 (S1), 862−887.10.15159/AR.20.027.

Bulgakov, V.; Olt, J.; Kuvachov, V.; Chernovol, M.; Sviren, M.; Kolomiiets, S. (2020). A study of the interaction between soil and the pneumatic wheels of agricultural gantry systems. Agraarteadus, 31 (1), 3−9.10.15159/jas.20.03.

Bulgakov, V.; Olt, J.; Kuvachov, V.; Smolinskyi, S. (2020). A theoretical and experimental study of the traction properties of agricultural gantry systems. Agraarteadus, 31 (1), 10−16.10.15159/jas.20.08.

Olt, Jüri; Maksarov, Viacheslav; Soots, Kaarel; Leemet, Tõnu (2020). Technology for the Production of Environment Friendly Tableware. Environmental and Climate Technologies, 24 (2), 57−66.10.2478/rtuect-2020-0054.

Luha, A.; Merisalu, E.; Reinvee, M.; Kinnas, S.; Jõgeva, R.; Orru, H. (2020). In-vehicle noise exposure among military personnel depending on type of vehicle, riding compartment and road surface. BMJ Military Health, 166 (4), 214−220.10.1136/jramc-2018-001091.

Luha, Assar; Kaart, Tanel; Merisalu, Eda; Indermitte, Ene; Orru, Hans (2020). Hearing Problems Among the Members of the Defence Forces in Relation to Personal and Occupational Risk Factors. Military Medicine, 00 (0/0), 1−9.10.1093/milmed/usaa224 [ilmumas].

Rocha-Meneses, Lisandra; A. Ferreira, Jorge; Mushtaq, Maryam; Karimi, Sajjad; Orupõld, Kaja; Kikas, Timo (2020). Genetic modification of cereal plants: A strategy to enhance bioethanol yields from agricultural waste. Industrial Crops and Products, 150 (C), 112408.10.1016/j.indcrop.2020.112408.

Cahyanti, Margareta Novian; Doddapaneni, Tharaka Rama Krishna C.; Kikas, Timo (2020). Biomass torrefaction: An overview on process parameters, economic and environmental aspects and recent advancements. Bioresource Technology, 122737.10.1016/j.biortech.2020.122737.

Gailis, M.; Rudzitis, J.; Madissoo, M.; Kreicbergs, J. (2020). Research on energy efficiency of pneumatic cylinder for pneumatic vehicle motor. Agronomy Research, 18, 823−841. DOI: 10.15159/ar.20.048.
 

Rocha-Meneses, Lisandra; Otor, Oghenetejiri Frances; Bonturi, Nemailla; Orupõld, Kaja; Kikas, Timo (2020). Bioenergy Yields from Sequential Bioethanol and Biomethane Production: An Optimized Process Flow. Sustainability, 12 (1), 272.10.3390/su12010272.

Sjulander, Nikki; Kikas, Timo (2020). Origin, Impact and Control of Lignocellulosic Inhibitors in Bioethanol Production—A Review. Energies, 13 (18), 4751.10.3390/en13184751

Hasanov, Isa; Raud, Merlin; Kikas, Timo (2020). The Role of Ionic Liquids in the Lignin Separation from Lignocellulosic Biomass. Energies, 13 (4864), 1−24.10.3390/en13184864

Raud, Merlin; Kikas, Timo (2020). Perennial Grasses as a Substrate for Bioethanol Production. Environmental and Climate Technologies , 24 (2), 32−40.10.2478/rtuect-2020-0052

Raud, M.; Orupõld, K.; Rocha-Meneses, L.; Rooni, V.; Träss, O.; Kikas, T (2020). Biomass Pretreatment with the Szego Mill™ for Bioethanol and Biogas Production. Processes, 8, 1327.10.3390/pr8101327

Rocha-Meneses, Lisandra; Harris, Peter; Tait, Stephan; Antille, Diogenes L.; Kikas, Timo; McCabe, Bernadette K. (2020). Bioresource recovery in the Australian red meat processing industry: a technical review of strategies for increased circularity. 2020 ASABE Annual International Virtual Meeting, July 13-15, 2020. American Society of Agricultural and Biological Engineers (ASABE), 3−30.10.13031/aim.202000690

Cahyanti, Margareta Novian; Doddapaneni, Tharaka Rama Krishna C.; Kikas, Timo (2020). Biomass torrefaction: An overview on process parameters, economic and environmental aspects and recent advancements. Bioresource Technology, 122737.10.1016/j.biortech.2020.122737

Rocha-Meneses, Lisandra; Otor, Oghenetejiri Frances; Bonturi, Nemailla; Orupõld, Kaja; Kikas, Timo (2020). Bioenergy Yields from Sequential Bioethanol and Biomethane Production: An Optimized Process Flow. Sustainability, 12 (1), 272.10.3390/su12010272

Rauwel, Erwan; Al-Arag; Siham; Salehi, Hamideh; Amorim, Carlos O.; Cuisinier, Frédéric; Guha, Mihu; S. Rosario, Maria; Rauwel, Protima (2020). Assessing Cobalt Metal Nanoparticles uptake by Cancer Cells using Live Raman Spectroscopy. International Journal of Nanomedicine, 15, 7051−7062.10.2147/IJN.S258060

Küüt, Keio; Ilves, Risto; Küüt, Arne; Olt, Jüri (2020). The Impact of the Bioethanol Fuel on the Exhaust Gas Emission of a Two-Stroke Engine. In: TRANSBALTICA XI: Transportation Science and Technology (185−192). Springer, Cham. (Lecture Notes in Intelligent Transportation and Infrastructure).10.1007/978-3-030-38666-5_19.

Olt, Jüri; Soots, Kaarel; Olt, Andres; Rooni, Vahur (2020). Exploration of the possibilities for the production of tableware from the bran of various cereals. Proceedings of the 9th International Scientific Conference Rural Development 2019: 9th International Scientific Conference Rural Development 2019. Research and Innovation for Bioeconomy. Ed. Asta Raupeliene. Kaunas: Vytautas Magnus University, 188−193.10.15544/RD.2019.020.

Arak, Margus; Olt, Jüri (2020). Technological description for automating the cultivation of blueberries in blueberry plantations established on depleted peat milling fields. Proceedings of the 9th International Scientific Conference Rural Development 2019: 9th International Scientific Conference Rural Development 2019. Research and Innovation for Bioeconomy. Ed. Asta Raupeliene. Kaunas: Vytautas Magnus University, 98−103.10.15544/RD.2019.024.

Bulgakov, V.; Kiurchev, S.; Ivanovs, S.; Olt, J. (2020). Experimental substantiation of parameters of aspiration separator of sunflower seeds. Proceedings of 19th International Scientific Conference ENGINEERING FOR RURAL DEVELOPMENT, 19: 19th International Scientific Conference Engineering for Rural Development 20-22.05.2020 Jelgava, Latvia. Jelgava, Latvia: Latvia University of Life Sciences and Technologies, 435−444.10.22616/ERDev2020.19.TF099.

Luha, Assar; Merisalu, Eda; Oja, Margit; Kinnas, Siim; Orru, Hans (2020). Hearing Health Risks in the indoor Firing Range. International Symposium on Occupational Safety and Hygiene: Proceedings Book of the SHO2020: The SHO2020 - International Symposium on OCCUPATIONAL SAFETY AND HYGIENE, Portugal, 16-17 July 2020. Ed. Arezes, P.; Baptista, J.S.; Barroso, M.P.; Carneiro, P.; Cordeiro, P.; Costa, N.; Melo, R.; Miguel, A.S.; Perestrelo, G. Portugal: Portuguese Society of Occupational Safety and Hygiene (SPOSHO), 14−16.

 

2019
Praats, R.; Kruusenberg, I.; Käärik, M.; Joost, U.; Aruväli, J.; Paiste, P.; Saar, R.; Rauwel, P.; Kook, M.; Leis, J.; Zagal, J. H.; Tammeveski, K. (2019). Electroreduction of oxygen in alkaline solution on iron phthalocyanine modified carbide-derived carbons. Electrochimica Acta, 299, 999−1010.10.1016/j.electacta.2019.01.062.

Rauwel, Protima; Ducroquet, Frédérique; Galeckas, Augustinas; Rauwel, Erwan (2019). Selective photocurrent generation in HfO2 and carbon nanotube hybrid nanocomposites under Ultra-Violet and visible photoexcitations. Materials Letters, 1.10.1016/j.matlet.2019.03.030.

Rauwel, Protima; Rauwel, Erwan (2019). Towards the extraction of radioactive Cesium-137 from water via graphene/CNT and nanostructured Prussian blue hybrid nanocomposites: A Review. Nanomaterials, 9 (6), 682.

Rocha-Meneses, L.; Ivanova, A.; Atouguia, G.; Ávila, I.; Raud, M.; Orupõld, K.; Kikas, T. (2019). The effect of flue gas explosive decompression pretreatment on methane recovery from bioethanol production waste. Industrial Crops And Products, 127, 66−72.10.1016/j.indcrop.2018.10.057.

Rocha-Meneses, Lisandra; Raud, Merlin; Orupõld, Kaja; Kikas, Timo (2019). Potential of bioethanol production-waste for methane recovery. Energy, 173, 133−139.10.1016/j.energy.2019.02.073.

Rocha-Meneses, Lisandra; Bergamo, Thaísa Fernandes; Kikas, Timo (2019). Potential of cereal-based agricultural residues available for bioenergy production. Data in Brief, 23, 103829.10.1016/j.dib.2019.103829.

Raud, M.; Krennhuber, K.; Jäger, A.; Kikas, T. (2019). Nitrogen explosive decompression pre-treatment: an alternative to steam explosion. Energy, 177, 175−182.10.1016/j.energy.2019.04.071.

Raud, M.; Kikas, T.; Sippula, O.; Shurpali, N. J. (2019). Potentials and challenges in lignocellulosic biofuel production technology. Renewable and Sustainable Energy Reviews, 111, 44−56.10.1016/j.rser.2019.05.020.

Olt, J.; Küüt, K.; Ilves, R.; Küüt, A. (2019). Assessment of the harvesting costs of different combine harvester fleets. Research in Agricultural Engineering (RAE), 66 (1), 25−32. 10.17221/98/2017-RAE

Küüt, Arne; Ritslaid, Kaie; Küüt, Keio; Ilves, Risto; Olt, Jüri (2019). State of the Art on the Conventional Processes for Ethanol Production. In: Angelo Basile, Adolfo Iulianelli, Francesco Dalena, T. Nejat Veziroglu (Ed.). Ethanol, 1st Edition, Science and Engineering (61−101). Elsevier.

Ilves, Risto; Küüt, Arne; Olt, Jüri (2019). Ethanol as Internal Combustion Engine Fuel. In: Angelo Basile Adolfo Iulianelli Francesco Dalena T. Nejat Veziroglu (Ed.). Ethanol, 1st Edition. Science and Engineering (215−229). Elsevier.
 

Olt, J.; Maksarov, V.V.; Krasnyy, V.A. (2019). Study of bearing units wear resistance of engines career dump trucks, working in fretting corrosion conditions. Journal of Mining Institute, 235, 70−77. 10.31897/PMI.2019.1.70

Bulgakov, V.; Pascuzzi, S.; Nikolaenko, S.; Santoro, F.; Sotirios Anifantis, A.; Olt, J. (2019). Theoretical study on sieving of potato heap elements in spiral separator. Agronomy Research, 17 (1), 33−48. 10.15159/AR.19.073

Bulgakov, V.; Pascuzzi, S.; Arak, M.; Santoro, F.; Anifantis, A. S.; Ihnatiev, Y.; Olt, J. (2019). An experimental investigation of performance levels in a new root crown cleaner. Agronomy Research, 17 (2), 358−370. 10.15159/AR.19.132

Bulgakov, V.; Nikolaenko, S.; Holovach, I.; Adamchuk, V.; Ruzhуlo, Z.; Olt, J. (2019). Numerical modelling of process of cleaning potatoes in spiral separator. Agronomy Research, 17 (3), 694−703. 10.15159/AR.19.077

Olt, J.; Maksarov, V.; Efimov, A. (2019). Improving the quality of critical tractor parts through the dynamic stabilisation of the manufacturing process in regard to CNC machines. Agronomy Research, 17 (S1), 1146−1154. 10.15159/AR.19.060. 

Olt, Jüri; Ilves, Risto; Küüt, Arne (2019). Ülevaade: Põllumajandusliku masinapargi arengud Eestis ajavahemikul 2010-2018. Agraarteadus, 30(1), 40−48. 10.15159/jas.19.04

Kägo, Riho; Ilves, Risto; Küüt, Arne; Olt, Jüri (2019). A Review of the Behavior of Fuel Drops in a Fuel Spray in the Context of Biofuels. Journal of Power Technologies, 99(3), 218−230.

Bulgakov, V., Ivanovs, S., Arak, M., Olt, J. (2019). Theoretical research of force interaction of a flexible cleaning blade with a beet root head. Agronomy Research, 17(4), 1547−1559. 10.15159/AR.19.193

Olt, J., Liivapuu, O. (2019). Two approaches to the modelling of chip formation: rheological models and finite element analysis. Építőanyag - Journal of Silicate Based and Composite Materials, 71(5), 173−176. 10.14382/epitoanyag-jsbcm.2019.30

Liivapuu, Olga; Olt, Jüri; Tärgla, Tanel (2019). Comparison between finite element analysis and rheological models for chip formation. Acta et Commentationes Universitatis Tartuensis de Mathematica, 23(2), 255−268. 10.12697/ACUTM.2019.23.22

Bulgakov, V., Arak, M., Boris, A., Boris, M., Bandura, V., Olt, J. (2019). Experimental study of the distribution of the heights of sugar beet root crowns above the soil surface. Agronomy Research, 17(6), 2211−2219. 10.15159/AR.19.207

Bulgakov, V., Nadykto, V., Kyurchev, S., Nesvidomin, V., Ivanovs, S., Olt, J. (2019). Theoretical background for increasing grip properties of wheeled tractors based on their rational ballasting. Agraarteadus, 30(2),78–84. doi:10.15159/jas.19.07

 2017

Bulgakov, V.; Adamchuk, V.; Arak, M.; Olt, J. (2017). A theoretical study of haulm loss resulting from rotor topper oscillation. Chemical Engineering Transactions 58, 223−228.10.3303/CET1758038.

Juhanson, K.; Merisalu, E. (2017). Ergonomic intervention programs in different economic sectors: a review article. Agronomy Research 15(1), 170−186.

2016
Adamchuk, V.; Bulgakov, V.; Skorikov, N.; Yezekyan, T.; Olt, J. (2016). Development a new design of wood chopper for grape vine and fruit tree pruning and the results of field testing. Agronomy Research 14(5), 1519−1529.

Adamchuk, A.; Bulgakov, V.; Nadykto, V.; Ihnatiev, Y.; Olt, J. (2016). Theoretical research into the power and energy performance of agricultural tractors. Agronomy Research 14(5), 1511−1518.

Bulgakov, V.; Adamchuk, V.; Gorobey, V.; Olt, J. (2016). Theory of the oscillations of a toothed disc opener during its movement across irregularities of the soil surface. Agronomy Research 14(3), 711−724.

Bulgakov, V.; Adamchuk, V.; Arak, M.; Nadykto, V.; Kyurchev, V.; Olt, J. (2016). Theory of vertical oscillations and dynamic stability of combined tractor-implement unit. Agromomy Research 14(3), 689−710.

Coggon, David; Ntani, Georgia; Walker-Bone, Karen; Palmer, Keith TDM; Felli, Vanda E; Harari, Raul; Barrero, Lope H; Felknor, Sarah A; Gimeno, David; Cattrell, Anna; Vargas-Prada, Sergio; Bonzini, Matteo; Solidaki, Eleni; Merisalu, Eda; Habib, Rima R; Sadeghian, Farideh; Kadir, M Masood; Warnakulasuriya, Sudath SP; Matsudaira, Ko; Nyantumbu, Busisiwe ... Vega, Eduardo J. Salazar (2016). Epidemiological Differences Between Localised and Non-localised Low Back Pain. Spine, online.10.1097/BRS.0000000000001956.

Freimann, Tiina; Pääsuke, Mati; Merisalu, Eda (2016). Work-Related Psychosocial Factors and Mental Health Problems Associated with Musculoskeletal Pain in Nurses: A Cross-Sectional Study. Pain research and management, online.10.1155/2016/9361016.

Gaworski, M.; Leola, A.; Sada, O.; Kic, P.; Priekulis, J. (2016). Effect of cow traffic system and herd size on cow perfomance and automatic milking systems capacity. Agronomy Reserch 14(1), 33−40.

Indermitte, E.; Orru, H.; Merisalu, E. (2016). Self-reported health status and occupational exposures among military personnel in Estonia. Occupational and Environmental Medicine, 73: EPICOH 2016: Occupational Health: Think Globally, Act Locally. Barcelona, September 4–7, 2016. UK: BMJ Publishing Group Ltd, A234.(1).10.1136/oemed-2016-103951.650.

Johansson, D.; Leemet, T.; Allas, J.; Madissoo, M.; Adoberg, E.; Schultheiss, F. (2016). Tool life in stainless steel - influence of varying tool coatings on Colding's tool life equation. Proceedings of the Estonian Academy of Sciences, 12−14.

Kikas, Timo; Tutt, Marti; Raud, Merlin; Alaru, Maarika; Lauk, Ruth; Olt, Jüri (2016). Basis of Energy Crop Selection for Biofuel Production: Cellulose vs. Lignin. International Journal of Green Energy, 13(1), 49−54.10.1080/15435075.2014.909359.

Merisalu, E.; Hiir, K., Männaste, M.; Traumann, A. (2016). Individual and job related risk factors for musculoskeletal pain among sewing machine operators. Agronomy Research 14(4), 1417−1426.

Merisalu, E., Hiir, K., Männaste, M., Traumann, A. (2016). Individual and job related risk factors for musculoskeletal pain among sewing machine operators. Occupational and Environmental Medicine, 73: EPICOH 2016: Occupational Health: Think Globally, Act Locally. September 4–7, 2016. Barcelona: BMJ Publishing Group Ltd, A71.(1; A71).10.1136/oemed-2016-103951.192.

Merisalu, Eda; Animägi, Liina; Oha, Kristel; Freimann, Tiina; Sirk, Tuuli (2016). Job-Specific Factors and Prevalence of Multiple and Disabling Musculoskeletal Pain Among Office Workers, Nurses, and Caregivers in Estonia. Proceedings of the Latvian Academy of Sciences Section B Natural Exact and Applied Sciences , 70(5), 286−293.10.1515/prolas-2016-0044.

Nautras, Arles; Reppo, Boris; Kuzmin, Jüri (2016). Pulse-video method for determining the workload and energy expenditure for assessing of work environment. Agronomy Research 14(3), 846−852.

Olt, J.; Liivapuu, O.; Maksarov, V.; Liyvapuu, A.; Tärgla, T. (2016). Mathematical Modelling of Cutting Process System. In: Engineering Mathematics I, Springer International Publishing (Springer Proceedings in Mathematics & Statistics), 173−186. 10.1007/978-3-319-42082-0_11.

Olt, J.; Liyvapuu, A.; Madissoo, M.; Maksarov, V. (2016). Dynamic simulation of chip formation in the process of cutting. International Journal of Materials and Product Technology 53(1), 1−14.

Raud, Merlin; Olt, Jüri; Kikas, Timo (2016). N2 explosive decompression pretreatment of biomass for lignocellulosic ethanol production. Biomass & Bioenergy, 90, 1−6.10.1016/j.biombioe.2016.03.034.

Raud, Merlin; Tutt, Marti; Olt, Jüri; Kikas, Timo (2016). Dependence Of The Hydrolysis Efficiency On The Lignin Content In Lignocellulosic Material. International Journal of Hydrogen Energy 41(37), 16338−16343.10.1016/j.ijhydene.2016.03.190.

Raud, Merlin; Rooni, Vahur; Kikas, Timo (2016). Explosive decompression pretreatment: nitrogen vs. compressed air. Agronomy Research 14(2), 569−578.

Sada, O.; Leola, A.; Kic, P. (2016). Choosing and evaluation of milking parlours for dairy farms in Estonia. Agronomy Reserch 14(5), 1694−1701.

Sarquis, LM; Coggon, D; Ntani, G; Walker-Bone, K; Palmer, KT; Felli, VE; Harari, R; Barrero, LH; Felknor, SA; Gimeno, D; Cattrell, A; Vargas-Prada, S; Bonzini, M; Solidaki, E; Merisalu, E; Habib, RR; Sadeghian, F; Kadir, MM; Warnakulasuriya, SS; Matsudaira, K ... Salazar, Vega EJ. (2016). Classification of neck/shoulder pain in epidemiological research: a comparison of personal and occupational characteristics, disability, and prognosis among 12,195 workers from 18 countries. Pain, 157(5), 1028−1036.10.1097/j.pain.0000000000000477.

Soots, K.; Leemet, T.; Tops, K.; Olt, J. (2016). Development of belt sorters smoothly adjustable belt drums. Agronomy Research 14 (3), 917−928.

Polma, Mailis; Leemet, Tõnu; Madissoo, Marten (2019). Study of surface integrity based on milling of material AISI 316L. In: Engineering for Rural Development (858−865).ENGINEERING FOR RURAL DEVELOPMENT, Latvia University of Life Sciences and Technologies Faculty of Engineering, May 22-24, 2019. Jelgava, Latvia: Scimago Journal & Country Rank.10.22616/ERDev2019.18.N498.

Tutt, Marti; Raud, Merlin; Kahr, Heike; Pointner, Manuel; Olt, Jüri; Kikas, Timo (2016). Nitrogen explosion pretreatment of lignocellulosic material for bioethanol production. Energy Sources 38(12), 1785−1789.10.1080/15567036.2014.1002950.

Vargas-Prada S, Coggon D, Ntani G, Walker-Bone K, Palmer KT, Felli VE, Harari R, Barrero LH, Felknor SA, Gimeno D, Cattrell A, Bonzini M, Solidaki E, Merisalu E, Habib RR, Sadeghian F, Kadir MM, Warnakulasuriya SSP, Matsudaira K, Nyantumbu B, Sim MR, Harcombe H, Cox K, Sarquis LMM, Marziale MH, Harari F, Freire R, Harari N, Monroy MV, Quintana LA, Rojas M, Harris EC, Serra C, Martinez JM, Delclos G, Benavides FG, Carugno M, Ferrario MM, Pesatori AC, Chatzi L, Bitsios P, Kogevinas M, Oha K, Freimann T, Sadeghian A, Peiris-John RJ, Sathiakumr N, Wickremasinghe AR, Yoshimura N, Kelsall HL, Hoe VCW, Urquhart DM, Derrett S, McBride D, Herbison P, Gray A, Vega EJS. (2016). Descriptive Epidemiology of Somatising Tendency: Findings from the CUPID Study. PlosOne, 11(4): e0153748.10.1371/journal.pone.0153748.

2015
Bulgakov, V.; Adamchuk, V.; Arak, M.; Olt, J. (2015). Theory of vibration-assisted sugar beet root lifting. Agronomy Research 13 (5), 1165−1192.

Bulgakov, V.; Adamchuk, V.; Olt, J.; Orszaghova, D. (2015). Use of Euler equations in research into three-dimensional oscillations of sugar beet root during its vibration-assisted lifting. Agronomy Research 13(1), 33−45.

Freimann, T.; Merisalu, E.; Pääsuke, M. (2015). Effects of a home-exercise therapy programme on cervical and lumbar range of motion and musculoskeletal pain among nurses: a quasi-experimental study. BMC Sports Science, Medicine & Rehabilitation 7(1), 31−37.10.1186/s13102-015-0025-6.

Freimann, Tiina; Merisalu, Eda (2015). Work-related psychosocial risk factors and mental health problems amongst nurses at a university hospital in Estonia: A cross-sectional study. Scandinavian Journal of Public Health 43(5), 447−452.10.1177/1403494815579477.

Gaworski, M.; Leola, A. (2015). Comparison of dairy potential in Europe and its effect on assesment of milking systems. Agronomy Research 13(1), 223−230.

Hönig, Vladimír; Smrčka, Luboš; Ilves, Risto; Küüt, Arne (2015). Adding biobutanol to diesel fuel and impact on fuel blend parametres. Agronomy Research 13 (5), 1227−1233.

Küüt, A.; Ilves, R.; Hönig, V.; Vlasov, A.y; Olt, J. (2015). The impact of bioethanol on two-stroke engine work details and exhaust emission. Agronomy Research 13(5), 1241−1252.

Madissoo, M.; Rossner, A.; Olt, J.; Maksarov, V. (2015). Testing of the External Turning Tool Holder Equipped With Alternate Bars in Its Construction. Materials Science 21 (3), 391−395. 10.5755/j01.ms.21.3.7351.

Merisalu, Eda; Vähi, Mare; Kinnas, Siim; Oja, Margit; Sarapuu, Karin; Novikov, Oleg; Pärnapuu, Margus; Indermitte, Ene; Lea, Kersti; Orru, Hans (2015). Job specific factors, demographic parameters and musculo-skeletal disorders among military personnel depending on type of service. Agronomy Research 13(3), 775−785.

Nadykto, V.; Arak, M.; Olt, J. (2015). Theoretical research into the frictional slipping of wheel-type undercarriage taking into account the limitation of their impact on the soil. Agronomy Research 13(1), 148−157.