Xoljigitov Dilmurod Xolmurod o‘g‘li, Sevinch Orifova, Munera Berdimurodova, and Ravel Haydarov. “EGRI CHIZIQLI INTEGRALLAR”. ОБРАЗОВАНИЕ НАУКА И ИННОВАЦИОННЫЕ ИДЕИ В МИРЕ, vol. 21, no. 8, May 2023, pp. 131-40, https://newjournal.org/01/article/view/6649.