Team, Support. “Quadratic Transformations of Multivariate Semi-Copulas: Prakassawat Boonmee, Pharunyou Chanthorn”. Thai Journal of Mathematics 18, no. 4 (December 1, 2020): 1917–. Accessed December 4, 2024. https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/1113.