1. Carrera, R., Fryer, D., and J. Paul: “Androids,” FMR Magazine (American translation from Italian), 65–92 (November 1984). Franco Maria Ricci International, Inc., New York.
2. Engelberger, J. F.: “Robotics in Practice,” Kogan Page Limited, London, 1980.
3. Horn, B. K. P., and K. Ikeuchi: “The Mechanical Manipulation of Randomly Oriented Parts,” Sci. Amer., 100–111 (August 1984).
4. Hunt, V. D.: “Smart Robots,” Chapman and Hall, New York, 1985.
5. Aleksander, I.: “Computing Techniques for Robots,” Chapman & Hall, New York, 1985.