Nasir, Khairunnisa, et al. “Implementation of Two-Axis Position-Based Impedance Control With Inverse Kinematics Solution for A 2-DOF Robotic Finger”. International Journal of Engineering & Technology, vol. 7, no. 3.11, July 2018, pp. 10-14, https://doi.org/10.14419/ijet.v7i3.11.15920.