1. Handbook of Bevel and Hypoid Gears;Stadtfeld,1993
2. Design, Production and Application of the Hypoid Rear-Axle Gear;Stewart;J. SAE,1926
3. Basic Relationship of Hypoid Gears;Wildhaber,1946
4. Advanced Theories of Hypoid Gears;Wang,1994
5. The Kinematic Geometry of Gearing: A Concurrent Engineering Approach;Dooner,1995