Tanirbergenov, S.A., and Z.İ. Berdieva. 2021. “KÓPLIKLER TEORIYASÍ TÚSINIGI ARQALÍ OQÍWSHÍLARDÍŃ KREATIVLILIGIN PAYDA ETIW”. ILIM Hám JÁMIYET, no. 2-2 (March): 96-98. https://journal.ndpi.uz/ss/article/view/2021-2-2-049.