M. Aldarwish, K. Eldwaib, M. Ballem, S. Garrab, and N. Ashwear, “Evaluation of Stress Intensity Factors at Tips of Multi-Site Cracks on Curved Panels using XFEM”, JOPAS, vol. 21, no. 1, pp. 180–183, Jun. 2022, doi: 10.51984/jopas.v21i1.1983.