Sharofutdinov Iqboljon Usmonjon oʻgʻli., Daminova Shohsanam Davlatjon qizi. IYERARXIK PRINSIPDAN FOYDALANIB, MATEMATIK MODELLAR QURISHGA DOIR MASALALAR . journal. 2025;59(5):273-270. Accessed January 20, 2026. https://journalss.org/index.php/tal/article/view/12586