Khader, Salima Mohamed. “Using Gauss’s Quadrature to Find Numerical Solutions to Single and Multiple Integrals and Its Applications”. Scientific Journal of Faculty of Education, Misurata University , vol. 6, no. استثنائي, Aug. 2019, pp. 131-55, https://journals.misuratau.edu.ly/edu/ojs/index.php/eduction/article/view/544.