[1]
“Superconvergence of Least-Squares Mixed Finite Element for Second-Order Elliptic Problems”, JCM, vol. 21, no. 6, pp. 825–832, Jul. 2021, Accessed: Feb. 27, 2026. [Online]. Available: https://www.global-sci.com/index.php/JCM/article/view/11604