Hadidi, N., M. Bouaziz, C. Mahfoudi, and M. Zaharuddin. “Geometric Approach to Solving Inverse Kinematics of Six DOF Robot With Spherical Joints”. Acta Polytechnica, vol. 63, no. 5, Nov. 2023, pp. 326–346, doi:10.14311/AP.2023.63.0326.