Breitkopf P, Touzot G, Villon P. Consistency approach and diffuse derivation in element free methods based on moving least squares approximation. Comp. Assist. Methods Eng. Sci. 2023;5(4):479-501. Accessed June 30, 2025. https://cames.ippt.pan.pl/index.php/cames/article/view/1339