Nguyen, Nha, Bang Tran, Tinh Bui, and Thien Truong. 2015. “Extended Radial Point Interpolation Method for Dynamic Crack Analysis in Functionally Graded Materials”. Science and Technology Development Journal 18 (2), 59-66. https://doi.org/https://doi.org/10.32508/stdj.v18i2.1072.