Kolupaev, B.B., B.S. Kolupaev, and V.V. Levchuk. “Maxwellian Relaxation and Internal Friction in the Polyvinyl Butyral-Polyvinyl Chloride System”. Physics and Chemistry of Solid State 25, no. 2 (May 13, 2024): 263–268. Accessed November 21, 2024. https://journals.pnu.edu.ua/index.php/pcss/article/view/7114.