Arévalo-Hernández, J. L., E. Rubio-Espino, V. H. Ponce-Ponce, and H. Sossa. “Vision Assisted Pick and Place Robotic Machine”. International Journal of Combinatorial Optimization Problems and Informatics, Vol. 12, no. 3, Sept. 2021, pp. 20-31, https://ijcopi.org/ojs/article/view/244.