Tello Gamarra, D. F., and M. A. De Souza Leite Cuadros. “Forward Models for Following a Moving Target With the Puma 560 Robot Manipulator”. Inteligencia Artificial, Vol. 18, no. 56, Dec. 2015, pp. 31-42, doi:10.4114/intartif.vol18iss56pp31-42.