00631naa#a2200193#i#450# EN\\bibl\3876 20240519062624.7 2222-7962 20141208b2014####ek#y0engy0150####ca RUS RU On the feasibility of voluntary forest certification Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2014 6 с. Journal article local Ponomarev D. Derbin Vasiliy Derbin Mikhail Vasil'evich naukaru.ru