Thu Thuy, Nguyen, Duong Ai Phuong, Nguyen Van Den, R.K. Mamedov, and V.I. Zolatarov. 2000. “SOME REAL CONDITIONS OF STUDYING FILM OF POLYMER, PAPER AND OPTICAL FIBER BY METHOD ATTENUATED TOTAL REFLECTION”. Science and Technology Development Journal 3 (5&6), 21-27. https://doi.org/https://doi.org/10.32508/stdj.v3i5&6.3561.