@ARTICLE{Kuzminskyi_R._Lubrication_2014, author={Kuzminskyi, R. and Sokolovskyi, O. and Lozovyi, R. and Sheremeta, R. and Zholobko, V.}, number={No 4}, journal={ECONTECHMOD}, howpublished={online}, year={2014}, publisher={Polish Academy of Sciences Branch in Lublin}, publisher={Lviv Polytechnic National University}, publisher={Foundry Research Institute in Cracow}, title={Lubrication impact on the value of friction coefficient of coffee beans sliding ever the steel surfaces of various roughness}, }