An optimal admittance approach for physical human-robot interaction. - Rogelio de J. Portillo-Velez; Alejandro Rodríguez-Angeles; Carlos Alberto Cruz Villar (CCE, 2011)

An Optimal Admittance Reactive Force Control for Cooperative Robot Grasping Tasks. - R. Portillo-Velez; Alejandro Rodríguez-Angeles; Carlos Alberto Cruz Villar (ICINCO (2), 2011)

Transparent Bilateral Master-slave Control Based on Virtual surfaces: stability Analysis and Experimental Results. - Alejandro Rodríguez-Angeles; Marco A. Arteaga-Pérez; Rogelio de J. Portillo-Velez; Carlos Alberto Cruz Villar (Int. J. Robotics Autom., 2015)

Mechatronic Approach to an Intelligent Machine: the Case of an Assistive Device. - Eduardo Vázquez-Santacruz; Cuauhtémoc Morales-Cruz; Rogelio de Jesus Portillo-Velez; Mariano Gamboa-Zúñiga (Res. Comput. Sci., 2015)

Optimal Synthesis and 3D Modeling of a Lifting Mechanism for a Platform with Variable Slope. - Eduardo Vázquez-Santacruz; Cuauhtémoc Morales-Cruz; Rogelio de Jesus Portillo-Velez; Mariano Gamboa-Zúñiga (Res. Comput. Sci., 2015)

Autonomous Navigation for Multiple Mobile Robots under Time Delay in Communication. - Ja Vazquez-Santacruz; Martín Velasco-Villa; Rogelio de Jesus Portillo-Velez; Luis Felipe Marin-Urias; M. Vigueras-Zuniga (J. Intell. Robotic Syst., 2017)

Design of a human-like biped locomotion system based on a novel mechatronic methodology. - Ja Vazquez-Santacruz; J. Torres-Figueroa; Rogelio de Jesus Portillo-Velez (Concurr. Eng. Res. Appl., 2019)

Analysis of a Sole-Profile Definition in an Ankle Foot Orthosis Device. - Eduardo Vázquez-Santacruz; Ja Vazquez-Santacruz; Rogelio de Jesus Portillo-Velez (CCE, 2022)