Shapeev V, Vorozhtsov E. A $P$-version of the collocation method for solving the Fredholm integral equations of the second kind in the Mathematica environment. Num. Meth. Prog. [Internet]. 2019 Jan. 18 [cited 2025 Dec. 14];20(59):1-11. Available from: https://en.num-meth.ru/index.php/journal/article/view/996