00540naa#a2200181#i#450# EN\\bibl\79854 20260222212416.7 1819-4036 20171125b2017####ek#y0engy0150####ca RUS RU MATHEMATICAL MODELING OF HORIZONTAL SIEVE MOTION FOR CEDAR HEAP SEPARATION Journal article Krasnoyarsk Krasnoyarsk State Agrarian University 2017 5 с. Journal article local . 519.87: 631.561.74 RUS Dyrdin S N sej.kgau.ru