00645naa#a2200169#i#450# EN\\bibl\64237 20240502021133.4 2686-9896 20230504b2023####ek#y0engy0150####ca RU ENVIRONMENTAL SITUATION AROUND THE «USOLEKHIMPROM» Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2023 1 с. Journal article local Науки об окружающей среде. Энвиронментология. 504 Chechet Boris Fedorovich angtu.editorum.ru