Xatamov Xumoyun Isroilovich, Usmonov Isroiljon Muxtorjon o’g’li and Xatamova Durdona Ahadjon qizi (2023) “HEAT CAPACITY OF SOLIDS. DULONG - PTI LAW. EINSTEIN-DEBAY THEORY”, Academia Science Repository, 4(5), pp. 620–623. Available at: http://academiascience.com/index.php/repo/article/view/639 (Accessed: 6 July 2024).