Abildayev A, Yermaganbetova S. DETERMINATION THE DEGREE OF CRYSTALLINITY OF THE POLYMERIC FILMS WITH THE HELP OF ALPHA SPECTROMETER. Rec.Contr.Phys. 2018;32(1):80-84. Accessed September 10, 2026. https://bph.kaznu.kz/index.php/zhuzhu/article/view/1064