00620naa#a2200169#i#450# EN\\bibl\2872 20250106084746.1 2308-8877 20140616b2014####ek#y0engy0150####ca RUS RU Difference approximation of the optimal control problem for a parabolic equation with the quality criteria in border areas Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2014 3 с. Journal article local Kasumov R. zh-szf.ru