00650naa#a2200181#i#450# EN\\bibl\38150 20250320134725.4 2686-9896 20200616b2020####ek#y0engy0150####ca RU MODEL OF THE COST OF HEAT PUMPS Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2020 1 с. Journal article local Общие вопросы строительства. 67.01 grnti Ivshina Nadezhda Aleksandrovna Kuz'min Sergey Ivanovich angtu.editorum.ru