Баранников, М., В. Поляков, Ю. Базаров, Г. Осипова, and К. Кривенко. “INVESTIGATION OF CHANGES IN THE DEGREE OF CRYSTALLINITY OF POLYAMIDE-6”. Rossiiskii Khimicheskii Zhurnal (Russian Chemistry Journal) 66, no. 4 (December 26, 2022): 82-86. Accessed August 17, 2025. https://rcj-isuct.ru/article/view/4889.