1. ASME 5th PTG Conf.;Gosselin,1989
2. Tooth Contact Analysis of Spiral Bevel and Hypoid Gears Under Load;Krenzer;Gleason Publication SD3458,1981
3. 2nd World Congress on Gearing;Litvin,1986
4. Understanding Tooth Contact Analysis;Gleason Works,1981
5. Gears and their Vibration;Smith,1983