Davlyatov , A. A., A. A. Xudayberdiyev, and Z. T. qizi Madaminova. “MEVA DANAKLARI CHAQILMASINING GRANULOMETRIK TARKIBINI TAHLIL QILISH”. Educational Research in Universal Sciences, vol. 2, no. 2, Mar. 2023, pp. 286-91, http://erus.uz/index.php/er/article/view/1728.