00615naa#a2200157#i#450# EN\\bibl\35403 20241227063536.5 2686-777X 20181218b2018####ek#y0engy0150####ca RU THE SOCIO ECOLOGICAL QUALITY ASPECTS THE URBAN ENVIRONMENT IN THE IRKUTSK REGION IN THE SECOND HALF OF THE TWENTIETH CENTURY Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2018 5 с. Journal article local Savchuk Natal'ya Vasil'evna angtu.editorum.ru