ESHBAEVA, U., SAFAEVA, D., ZUFAROVA, D. and BALTABAEVA, B. (2023) “IR SPECTROSCOPIC ANALYSIS OF BIAXIALLY DIRECTED POLYPROPYLENE AND POLYETHYLENE POLYMER FILMS”, Scientific and Technical Journal of Namangan Institute of Engineering and Technology, 8(3`), pp. 110–115. Available at: http://niet.uz/index.php/nj/article/view/288 (Accessed: 24 November 2024).