1. Fundamental Rating Factors and Calculation Methods for Involute Spur and Helical Gear Teeth;AGMA Standard 2001–D04,2004
2. Geometry Factors for Determining the Pitting Resistance and Bending Strength of Spur, Helical and Herringbone Gear Teeth;AGMA Information Sheet 908-B89,1989
3. Calculation of Load Capacity of Spur and Helical Gears — Part 2: Calculation of Surface Durability (Pitting);ISO Standard 6336-2:2003,2003
4. Calculation of Load Capacity of Spur and Helical Gears — Part 1: Basic Principles, Introduction and General Influence Factors;ISO Standard 6336-1:2003,2003
5. Load distribution on the contact line of helical gear teeth;Hayashi;JSME Bulletin,1963