Xajibayev, D.Gʻ, and B Yavidov, translators. “Polaron Massasining Taranglik (bosim) boʻyicha Hosilalari”. FAN Va JAMIYAT, no. 3-1, Aug. 2022, pp. 15-16, https://journal.ndpi.uz/ss/article/view/1869.