00611naa#a2200169#i#450# EN\\bibl\2479 20241013192834.7 2308-8877 20140512b2014####ek#y0engy0150####ca RUS RU The economic analysis of cost of preparation of material resources for the timber processing complex enterprises 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 Sazhina A. naukaru.ru