Proaño Lapuerta, Edison Andrés, Iván Iglesias Navarro, and Luz María Tobar SubiaContento. 2017. “Gripper With One Degree of Freedom for Prototiping of an Educational Robotic Arm”. I+ T+ C- Research, Technology and Science 1 (11). Popayán, CO:19-28. https://revistas.unicomfacauca.edu.co/ojs/index.php/itc/article/view/itc2017_pag_19_28.