Cartesian robot motion embedded on logistics process, screws approach. - Mario Arbulú; Germán Ortiz; Luis M. Beltrán Sierra; Leonardo Gonzalez; Claudia L. Garzón-Castro (ROBIO, 2012)

Second Life as a support element for learning electronic related subjects: A real case. - Luis M. Beltrán Sierra; Ronald S. Gutiérrez; Claudia L. Garzón-Castro (Comput. Educ., 2012)