A fruit-tracking system for robotic harvesting. - R. C. Harrell; D. C. Slaughter; Phillip D. Adsit (Mach. Vis. Appl., 1989)

Robotic picking of citrus. - R. C. Harrell; Phillip D. Adsit; R. D. Munilla; D. C. Slaughter (Robotica, 1990)