Mahesh Chalpuri, and J. Sucharitha. “Open-Type Quadrature Methods With Equispaced Nodes and a Maximal Polynomial Degree of Exactness”. International Journal of Mathematics And its Applications 5, no. 1 - A (January 15, 2017): 89–96. Accessed May 20, 2024. http://ijmaa.in/index.php/ijmaa/article/view/756.