1. Gorinevsky, D., Formalsky, A., and Shneider, A. (1997) Force Control of Robotics Systems. 0-8493-2671-0. CRC Press, 1 edition.
2. IBM (1983) An inteligent, self-adaptive robot. Epsilonics, pp. 3–4.
3. Folchi, G. A., Shelton, G. L., and Wong, S. S. (1976) Six-degree-of-freedom force transducer for manipulator system. In Us. Patent 3948093.
4. Bentley, John (1995) Measurement Systems. ISBN 0-582-23773-3. Prentice Hall, 3 edition.
5. Beer, F.P. and Johnston, R. (1981) Mechanics of Materials. ISBN 968-451-414-X. McGraw-Hill, Inc., 1 edition.