Madi, Fadwa A., and Fawzi Abdelwahid. “A New Approach on the Two-Dimensional Differential Transform”. International Journal Of Mathematics And Computer Research 10, no. 8 (August 22, 2022): 2855-2859. Accessed May 19, 2026. https://www.ijmcr.everant.org/index.php/ijmcr/article/view/446.