1. Extensions of revolute dyad synthesis for three finitely displaced positions;Loerch,1977
2. Kinematic Synthesis of Linkages;Hartenburg,1964
3. Complex Functions;Goodstein,1965
4. R. Beyer, Kinematic Synthesis of Mechanisms, translated by Kunzel, Chapman and Hall Ltd., London
5. Applied Kinematics;Hain,1967