00583naa#a2200193#i#450# EN\\bibl\991 20240807141629.3 1992-5980 20131230b2013####ek#y0engy0150####ca RUS RU Features of energy balance under grain gravitation outflow from side-opening grain-tank Journal article rostov on don Don state technical University 2013 8 с. Journal article local Kunakov Victor Timolyanov Konstantin Savenkov Dmitriy naukaru.ru