Mamatov N.S, and Asqarov A.A. “HAVO SIFATI INDEKSINI BASHORATLASHNING REGRESSION MODELI”. MANAGEMENT AND ECONOMICS SCIENTIFIC RESEARCH JOURNAL, vol. 2, no. 2, Apr. 2025, pp. 69-74, https://journals.timeedu.uz/index.php/mesr/article/view/357.