00637naa#a2200157#i#450# EN\\bibl\90631 20260312220328.4 2222-7962 20250512b2025####ek#y0engy0150####ca RU Methods for determining the volume of stems of small trees (Pinus sylvestris L.) in the southern taiga subzone of the Sverdlovsk region Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2025 18 с. Journal article local Ermakova Mariya Viktorovna anni.editorum.ru