1. Australian/New Zealand Standard®, 1996. Pedal cycle helmets. AS/NZS 2063:1996, Homebush NSW Australia, Wellington New Zealand.
2. American Society for Testing and Materials International, 2006a. Standard test methods for equipment and procedures used in evaluating the performance characteristics of protective headgear. F 1446-06. West Conshohocken, PA.
3. American Society for Testing and Materials International, 2006b. Standard specification for helmets used for recreational snow sports, F 2040-06, West Conshohocken, PA.
4. The effectiveness of helmets in bicycle collisions with motor vehicles: a case-control study;Bambach;Accid. Anal. and Prev.,2013
5. The protective performance of bicycle helmets introduced at the same time as the bicycle helmet wearing law in Victoria;Cameron;Monash Univ. Accid. Res. Cent.,1994