Ҳайдаров, Ю., & Лутфуллаев, С. (2022). ПОЛИПРОПИЛЕН ИШЛАБ ЧИҚАРИШ ТЕХНОЛОГИЯСИНИ ТАКОМИЛЛАШТИРИШ. Innovative Development in Educational Activities, 1(5), 90–96. Retrieved from https://openidea.uz/index.php/idea/article/view/234