1. American Dental Association Specification No. 7 for Dental Wrought Gold Wire Alloys;American Dental Association,1964
2. American Dental Association Specification No. 32 for Orthodontic Wires not Containing Precious Metals;Council on Dental Materials and Devices;J Am Dent Assoc,1977
3. Mechanics of Machinery;Ham,1958
4. De-activation Slopes vs. Activation Slopes from Orthodontic-wire Flexure Diagrams;Hibl;J Dent Res,1986
5. On Flexural-stiffness Predictions for Orthodontic Arch Wires;Lechlak;J Dent Res,1987