00582naa#a2200169#i#450# EN\\bibl\34117 20240505002917.7 2686-777X 20191211b2019####ek#y0engy0150####ca RU ISSUES OF HEAT EXCHANGE APPARATUS OPTIMIZATION Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2019 3 с. Journal article local Scherbin Sergey Anatol'evich Demin Georgiy Gennad'evich angtu.editorum.ru