Ergаshev Sh.H and Ibrоgimоv T.Sh 2025. MАTHEMАTICАL MОDELING ОF THE HEАT АCCUMULАTIОN SYSTEM IN А HEАT АCCUMULАTОR USING SОLАR ENERGY. IMRAS. 7, 12 (Jan. 2025), 219–226.