ECCM 7: 7Th European Conference on Composite Materials, London, UK, 1996 - Gyoujin Cho - Google Books

http://books.google.de/books?id=9kmvNvwvJrYC&pg=PA335&lpg=PA335&dq=gs+mk6+helmet+specifications&source=bl&ots=b6o9NlbbFl&sig=lOA

Proceedings from the 7th European Conference on Composite Materials, London, UK, 1996