00555naa#a2200169#i#450# EN\\bibl\1793 20250218174218.2 2308-8877 20140414b2014####ek#y0engy0150####ca RUS RU Development of voluntary forest certification in Russia Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2014 3 с. Journal article local Yakovchuk A. zh-szf.ru