Tayebi Derazkola A, Rahmani Firoozjaee A, Dehestani M. On the Internal Enrichment Implementation for Non-Convex Paths, Discontinuities and Crack Problems. ijie. 2022;14(4):171-187. Accessed May 19, 2024. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/7793