Team, Support. “Modified Szasz Operators Involving Charlier Polynomials Based on Two Parameters: Nadeem Rao, Abdul Wafi”. Thai Journal of Mathematics 19, no. 1 (March 1, 2021): 131–144. Accessed November 21, 2024. https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/1142.