TY JOUR TI COMPUTER SIMULATION OF THE MIXING OF THE SUBSTRATE IN BIOGAS PLANTS KW computer modeling KW mechanical stirring KW bioreactor JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Suslov, D.Y. AU Temnikov, D.O. PY 2016 IS 1 PB Belgorod State Technological University named after V.G. Shukhov