1. Suh CH, Radcliffe CW (1978) Kinematics and mechanisms design. Wiley, New York
2. De Roberval P (1670) Nouvelle maniére de balance, Mémoires de mathématiques et de physique. Tirez des registres del_Académie Royale des Sciences depuis 1666 jusqu_à 1699, Tome X, Institut de France, Académie des sciences, pp 494–496
3. Norton RL (1999) Design of machinery: an introduction to the synthesis and analysis of mechanisms and machines. McGraw-Hill, Boston
4. Mabie HH, Reinholtz CF (1987) Mechanisms and dynamics of machinery. Wiley, New York
5. Merlet JP (2000) Parallel robots. Kluwer, Dordrecht