00726naa#a2200193#i#450# EN\\bibl\43979 /en/manage/index 20250807133341.4 2686-9896 20220110b2022####ek#y0engy0150####ca RU MODEL OF THE COST OF THE HEATING SYSTEM "WARM FLOOR" Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2022 1 с. Journal article local Строительные материалы и изделия. 67.09 grnti Kuz'min Sergey Ivanovich Kudel'kin Leonid Aleksandrovich fht.editorum.ru /en/manage/index