00543naa#a2200169#i#450# EN\\bibl\3937 20250108180407.3 2308-8877 20141113b2014####ek#y0engy0150####ca RUS RU CONVERGENCE ESTIMATE OF FIGHTING Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2014 2 с. Journal article local Petlina Elena Mihaylovna zh-szf.ru