Burlayenko, O., V. Khodusov, and A. Naumovets. “Reduced Isotropic Crystal Model With Respect to the Fourth-Order Elastic Moduli”. East European Journal of Physics 5, no. 1 (April 3, 2018): 70-73. Accessed December 22, 2024. https://periodicals.karazin.ua/eejp/article/view/10466.