00650naa#a2200181#i#450# EN\\bibl\11788 20241116090410.6 2219-0767 20160511b2016####ek#y0engy0150####ca RUS RU FORMATION OF STRUCTURAL GRAPHS FOR SOLVING LOAD FLOW ANALYSIS IN THE PROBLEMS OF SECURITY OF HEAT SUPPLY SYSTEMS Journal article Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2016 4 с. Journal article local Mezentsev A. Sazonova Svetlana naukaru.ru