TY  - BOOK
AU  - RICHARDSON Doug
TI  - The expeditionary warfare challenge: helicopters self protection 
PY  - 2006///
KW  - HELICOPTERS
KW  - SELF PROTECTION SYSTEMS
KW  - DEFENSIVE AIDS SUITES
N2  - The more expensive the helicopter the more likely its users will be to invest in defensive aids suites (Das). This article reviews the characteristics that make helicopters vulnerable and the systems that have been and are being developed to protect them
ER  -