Kaushal Rana. “Harmonic Mean and Contra-Harmonic Mean Derivative-Based Closed Newton-Cotes Quadrature”. Integrated Journal for Research in Arts and Humanities 2, no. 3 (May 31, 2022): 55–61. Accessed November 23, 2024. https://ijrah.com/index.php/ijrah/article/view/36.