Abduraimov Abdulloh San’atjon o’g’li, et al. “DONDAGI BEGONA ARALASHMALAR MIQDORINI ANIQLASH ”. TADQIQOTLAR, vol. 87, no. 3, June 2026, pp. 220-4, https://journalss.org/index.php/tad/article/view/32293.