Lecheb, S. , Nour, A. , Chellil, A. , Mechakra, H. , Hamad, N. , Kebir, H.. "Stress Intensity Factor for Dynamic Cracking of Composite Material by X-FEM Method". World Academy of Science, Engineering and Technology, Open Science Index 89, International Journal of Mechanical and Mechatronics Engineering, (2014), 8(5), 809 - 815.