00549naa#a2200181#i#450# EN\\bibl\5309 20260131124631.6 1992-5980 20150331b2015####ek#y0engy0150####ca RUS RU Study of ferromagnetic nanoparticles effect on tribotechnical lubricating characteristics Journal article rostov on don Don state technical University 2015 7 с. Journal article local Zadoshenko Elena Burlakova Viktoria zh-szf.ru