00577naa#a2200181#i#450# EN\\bibl\2619 20241219071209.4 2308-8877 20140513b2014####ek#y0engy0150####ca RUS RU Technical efficiency of use of resources in farms 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 Sazonov S. Sazonova D. zh-szf.ru