A low-cost, composite sensor array combining ultrasonic and infrared proximity sensors. - Angelo M. Sabatini; Vincenzo Genovese; Eugenio Guglielmelli; Anselmo Mantuano; Giovannino Ratti; Paolo Dario (IROS (3), 1995)

Remote laboratory and animal behaviour: An interactive open field system. - Lorenzo Fiore; Giovannino Ratti (Comput. Educ., 2007)