NARZIYEV FAZLIDDIN BAXROMOVICH. SINGULYAR INTEGRAL TENGLAMALAR VA UNI QO’LLANILISHI HAQIDA . Journal of new century innovations, [S. l.], v. 29, n. 2, p. 95–104, 2023. Disponível em: https://newjournal.org/new/article/view/6697. Acesso em: 22 jan. 2025.