00584naa#a2200169#i#450# EN\\bibl\7996 20241113165221.3 2308-8877 20151105b2015####ek#y0engy0150####ca RUS RU The correctness of a different-order mathematical model with with nonsmooth solutions 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 Golovko N. naukaru.ru