Tsapko, Yuriy, Olga Bondarenko, Tsapko Аleksey, and Diana Zherebchuk. “Fire and Biological Protection of Paper and Corrugated Board With an Impregnating Composition”. Transfer of innovative technologies 6, no. 1 (December 31, 2023): 11–15. Accessed November 25, 2024. http://tit.knuba.edu.ua/article/view/295555.