Tanirbergenov, S.A., and Z.İ. Berdieva. 2022. “KÓPLIKLER TEORIYASÍNÍŃ BAZÍ BIR QOLLANÍLÍWLARÍ”. ILIM Hám JÁMIYET, no. 2-2 (June): 129-30. https://journal.ndpi.uz/ss/article/view/2022-2-2-063.