00609naa#a2200205#i#450# EN\\bibl\2653 20241120094355.3 1992-5980 20140630b2014####ek#y0engy0150####ca RUS RU Modeling of milled straw heap separation in air-flow classificator with two pneumatic ducts Journal article rostov on don Don state technical University 2014 0 с. Journal article local Ivashchenko Igor Belov Sergey Ermolev Yuriy Fomenko Roman zh-szf.ru