EXPERIMENTAL RESEARCH ON THE BIODEGRADABLE UNIVERSAL TRACTOR OIL BASED ON THE VEGETABLE OILS.Published in:Journal of the Balkan Tribological Association, 2016, v. 22, n. 4-IV, p. 4942By:PERIC, S. R.;BUCKO, M.;TRIFKOVIC, D. R.;STOILJKOVIC, M.;NEDIC, B.Publication type:Article