00615naa#a2200181#i#450# EN\\bibl\16334 20240519133746.7 1999-8775 20161230b2016####ek#y0engy0150####ca RUS RU EVALUATION OF ECONOMIC SECURITY LEVEL OF THE MINERAL-RAW MATERIAL COMPLEX IN THE BRYANSK REGION Journal article Bryansk Bryansk State Technical University 2016 5 с. Journal article local Экономика. Экономические науки. 33 RUS Dadykina Olga Viktorovna bstu.editorum.ru