Tuxtamurodova, Zilola Xamidjon qizi, et al. “TEMIR-LITIY FOSFATLI QOPLAMALARNING XUSUSIYATLARI”. JIZPI XABARNOMASI, vol. 1, no. 1, Aug. 2023, pp. 418-22, https://jurnal.jizpi.uz/index.php/JOURNAL/article/view/112.