Normuradov , Muradulla, Kuvondik Dovranov, Khuzhamkul Davranov, and Muzaffar Davlatov. “YUPQA KREMNIY VA KREMNIY OKSIDLI PLYONKALARNI FTIR TAHLILI”. Farg’ona davlat universiteti 29, no. 4 (November 28, 2023): 68. Accessed July 6, 2024. https://journal.fdu.uz/index.php/sjfsu/article/view/2701.