1. Factors in calculating the load-carrying capacity of helical gears;Fisher;Machinery,1961
2. Strength of gear teeth;Marx;Transactions of the American Society of Mechanical Engineers,1915
3. Effect of inaccuracies on strength of gears;Franklin;Transactions of The American Society of Mechanical Engineers,1924
4. High speed gears;Ross;American Gear Manufacturers Association Paper,1927