00571naa#a2200169#i#450# EN\\bibl\7709 20240516124710.4 2308-8877 20151115b2015####ek#y0engy0150####ca RUS RU The current state of derivatives birch forests of Belarusian poozerie 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 Labokha K. V. naukaru.ru