Alam, M. S., and M. Suhaib. “A Distinct Matrix Representation of the Planar Kinematic Chains and Isomorphism Recognition”. Journal of Mechanical Engineering and Sciences 13, no. 4 (December 19, 2019): 5717–5734. Accessed April 24, 2024. https://journal.ump.edu.my/jmes/article/view/3524.