Mirsaid Yusupov Abdulaziz o’g’li, Surayyo Turgʻunova Ulugʻbek qizi. OBSERVER PATTERNI: OBUNA BO’LUVCHI VA XABAR BERUVCHI MODELNI DASTURLASH . journal [Internet]. 2025 Dec. 10 [cited 2026 Mar. 7];59(1):252-160. Available from: https://journalss.org/index.php/tal/article/view/9234