Karpagam, A. “Comparison Results of Trapezoidal, Simpson’s 13 Rule, Simpson’s 38 Rule, and Weddle’s Rule: Comparison Results of Trapezoidal, Simpson’s 13 Rule, Simpson’s 38 Rule, and Weddle’s Rule”. Asian Journal of Mathematical Sciences(AJMS) 2, no. 4 (May 20, 2019). Accessed August 21, 2025. https://www.ajms.in/index.php/ajms/article/view/183.