Tlebaev, K.B., and G.A. Kurmanbaeva. “Modification of Polytetrafluoroethylene on the Base of Ultrafine Powder”. Eurasian Physical Technical Journal 18, no. 3(37) (September 1, 2021): 25–29. Accessed March 7, 2026. https://phtj.buketov.edu.kz/EPTJ/article/view/101.