Archna Jaiswal, and S. K. Raizada. “A Study of Appell Function of Two Variables Using Hurwitz - Lerch Zeta Function of Two Variables”. International Journal of Mathematics And its Applications 12, no. 2 (June 15, 2024): 95–103. Accessed July 3, 2024. https://ijmaa.in/index.php/ijmaa/article/view/1451.