00622naa#a2200181#i#450# EN\\bibl\7738 20240805181223.1 2308-8877 20151115b2015####ek#y0engy0150####ca RUS RU Approximation of productivity dynamics of the modal pine stands and organization of the economy Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2015 3 с. Journal article local Demid N. Korotysh A. naukaru.ru