Nguyen, N., B. Tran, T. Bui, and T. Truong. “Extended Radial Point Interpolation Method for Dynamic Crack Analysis in Functionally Graded Materials”. VNUHCM Journal of Science and Technology Development, Vol. 18, no. 2, June 2015, pp. 59-66, doi:https://doi.org/10.32508/stdj.v18i2.1072.