00594naa#a2200169#i#450# EN\\bibl\8300 20260414174021.2 2308-8877 20151210b2015####ek#y0engy0150####ca RUS RU The definition of support gas pressure by differential equations in partial derivatives Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2015 4 с. Journal article local Vishtak Inna anni.editorum.ru