00677naa#a2200181#i#450# EN\\bibl\28995 20241222092846.7 2071-7318 20160925b2016####ek#y0engy0150####ca RU THE CONCEPTUAL MODEL FOR INFLUENCE ESTIMATING OF EXTERNAL ENVIRONMENT ON THE REGIONAL SOCIAL AND ECONOMIC SYSTEM Journal article Belgorod Belgorod State Technological University named after V.G. Shukhov 2016 5 с. Journal article local Информационное обслуживание. 20.51 grnti Averchenkov A.V. Averchenkova Elena Eduardovna naukaru.ru