00559naa#a2200181#i#450# EN\\bibl\14411 /en/manage/index 20250116024450.4 1999-8775 20161228b2016####ek#y0engy0150####ca RUS RU METHODOLOGICAL PROBLEMS IN RESEARCHES OF ECOLOGICAL-ECONOMIC PROCESSES Journal article Bryansk Bryansk State Technical University 2016 9 с. Journal article local Dergacheva Elena Aleksandrovna fht.editorum.ru /en/manage/index