“The Spectral Petrov-Galerkin Method for Solving Integral Equations of the First Kind”. Turkish Journal of Computer and Mathematics Education (TURCOMAT) 12, no. 13 (October 12, 2021): 7856–7865. Accessed May 29, 2026. https://www.turcomat.org/index.php/turkbilmat/article/view/11281.