Porwal, Saurabh, and Gangadharan Murugusundaramoorthy. “Unified Classes of Starlike and Convex Functions Associated with Touchard Polynomials”. Science & Technology Asia 27, no. 4 (December 31, 2022): 207–214. accessed December 16, 2025. https://ph02.tci-thaijo.org/index.php/SciTechAsia/article/view/247908.