Generation and tooth contact analysis of spiral bevel gears with predesigned parabolic functions of transmission errors [electronic resource] / Faydor L. Litvin and Hong-Tao Lee ; prepared for Propulsion Directorate, USAARTA-AVSCOM, and NASA Lewis Research Center.
Imprint
[Washington, D.C.] : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division ; [Springfield, Va. : For sale by the National Technical Information Service], 1989.