Xakimov, D.V., and X.J. Ro‘zioxunova. 2023. “4M O’ZGARISHLAR ASOSIDA MAHSULOT SIFATINI TAHLIL QILISH”. Eurasian Journal of Academic Research 3 (10):13-16. https://in-academy.uz/index.php/ejar/article/view/21215.