1. The Theory and Practice of Worm Gear Drives;Dudás,2005
2. Handbook of Practical Gear Design;Dudley,1984
3. Computerized simulation of meshing and bearing contact for single-enveloping worm-gear drives;Litvin;J. Mech. Des.,1992
4. Handbook of Gear Design;Maitra,1994
5. Worm Gear Performance;Merritt;Proc. Inst. Mech. Eng.,1935