00701naa#a2200181#i#450# EN\\bibl\3896 20250114010615.2 2222-7962 20141208b2014####ek#y0engy0150####ca RUS RU Approaches to assessing the economic efficiency of investments in the technology of forest exploitation of logging enterprises of the Middle Angara region Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2014 8 с. Journal article local Sorokin Dmitriy Sukhikh Aleksendr anni.editorum.ru