Zakarian, D. A., V. V. Kartuzov, and A. V. Khachatrian. “Quasiharmonic Approximation Model in the Theory of Pseudopotentials”. Reports of the National Academy of Sciences of Ukraine, no. 4 (October 19, 2024): 55–61. Accessed May 10, 2026. https://nasu-periodicals.org.ua/index.php/dp/article/view/9714.