Sharofutdinov Iqboljon Usmonjon oʻgʻli. and Daminova Shohsanam Davlatjon qizi, “IYERARXIK PRINSIPDAN FOYDALANIB, MATEMATIK MODELLAR QURISHGA DOIR MASALALAR ”, journal, vol. 59, no. 5, pp. 273–270, Dec. 2025, Accessed: Jan. 20, 2026. [Online]. Available: https://journalss.org/index.php/tal/article/view/12586