1.
Abd El-Salam Sh. A., Gaafar F. M. On two general nonlocal differential equations problems of fractional orders. Malaya J. Mat. [Internet]. 2018 Jul. 1 [cited 2024 Nov. 21];6(03):478-82. Available from: https://www.malayajournal.org/index.php/mjm/article/view/825