00484naa#a2200169#i#450# EN\INFRA-M\bibl\290 20240627183114.4 2587-6279 20130620b2013####ek#y0engy0150####ca RUS RU CONCEPTUAL MODEL OF SUSTAINABILITY LEVEL’S ASSESSMENT Journal article Moscow INFRA-M Academic Publishing LLC. 2013 7 с. Journal article local Manaykina Ekaterina naukaru.ru