Obaidellah, Unaizah, Zati Azizul, and Erma Rahayu Mohd Faizal. 2014. “Craniofacial Tissue Simulation Using Contact Analysis Of The Finite Element Method”. Malaysian Journal of Computer Science 27 (1):35-49. https://ejournal.um.edu.my/index.php/MJCS/article/view/6792.