1. F. Freudenstein, G.Sandor, On the burmester points of a plane. ASME J. Appl. Mech., pp. 41–49 (1961)
2. R. Beyer, Kinematısche Getriebesynthese (Springer, Heidelberg, 1953). (Translated into English by H. Kuenzel “The Kinematic Synthesis of Mechanisms) (Chapman and Hall, London, 1963)
3. W. Lichtenheldt, Konstruktionslehre der Getriebe (Akademia Verlag, 1965)
4. B Dizioğlu, Getriebelehre- Band 2, Massbestimmung (Vieweg, Braunshweig 1967)
5. G.N. Sandor, A.G. Erdman, Mechanism Design- Analysis and Synthesis, vol 1 & 2 (Prentice Hall, 1984)