[1]
“Orthogonal Piece-Wise Polynomials Basis on an Arbitrary Triangular Domain and Its Applications”, JCM, vol. 19, no. 1, pp. 55–66, Feb. 2001, Accessed: Feb. 27, 2026. [Online]. Available: https://www.global-sci.com/index.php/JCM/article/view/11407