Matsokin, D. V., and I. N. Pakhomova. 2017. “The Internal Stress Relaxation Modeling in the Polygonization in Alkali Halide Single Crystals”. Journal of V. N. Karazin Kharkiv National University. Series Physics, no. 25 (January), 48-51. https://periodicals.karazin.ua/physics/article/view/9215.