1. 1)MOL (1991) Canada Labour Code, Part VII, Levels of Sound, Canada Occupational Health and Safety Regulations, Ministry of Labour, Ottawa.
2. 2)Forshaw SE, Crabtree RB (1983) Noise and vibration assessment of the Leopard C1 main battle tank, DCIEM No. 83-R-39.
3. 3)Pääkkönen R, Lehtomäki K (2005) Protection efficiency of hearing protectors against military noise from handheld weapons and vehicles. Noise Health 7, 11-20.
4. 4)Abel SM (2005) Hearing loss in military aviation and other trades: Investigation of prevalence and risk factors. Aviat Space Environ Med 76, 1128-35.
5. 5)Beevis D, Forshaw SE (1985) Back pain and discomfort resulting from exposure to vibration in tracked armoured vehicles. The AGARD Aerospace Medical Panel Specialist's meeting on backache and back discomfort, Pozzouli, Italy, 7 to 11 October, 1985.