J.-S. Chen, S.-W. Chi, and H.-Y. Hu, “Recent developments in stabilized Galerkin and collocation meshfree methods”, Comp. Assist. Methods Eng. Sci., vol. 18, no. 1-2, pp. 3–21, Jan. 2017, Accessed: Jun. 22, 2025. [Online]. Available: https://cames.ippt.pan.pl/index.php/cames/article/view/117