00576naa#a2200169#i#450# EN\\bibl\7794 20260309233227.1 2222-7962 20151115b2015####ek#y0engy0150####ca RUS RU Component characteristics of cluster sparsely forest region 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 Yakovleva Elena Aleksandrovna zh-szf.ru