00617naa#a2200169#i#450# EN\\bibl\5872 20241214123315.6 2222-7962 20150501b2015####ek#y0engy0150####ca RUS RU Economic accessibility of forest resources: its determining factors and the accuracy of the estimates Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2015 13 с. Journal article local Tretyakov Aleksandr anni.editorum.ru