Volvo launches bonnet airbag - Car News | CarsGuide
Volvo Cars airbag celebrates 20 years - Volvo Car Switzerland AG
Volvo Car Group launches external, car-enveloping airbag technology - Volvo Cars Global Media Newsroom
Volvo Airbag Life Expectancy
Volvo Car Corporation's pedestrian airbag: here's how it works - Volvo Cars Global Media Newsroom
Volvo Cars airbag celebrates 20 years - Volvo Car Switzerland AG
Crash Test 2012 Volvo V40 Pedestrian Airbag: 5 Stars Euro NCap - YouTube
PSA to get your Volvo airbag replaced if it is under recall (since I've been hearing some people who don't want it replaced since the new airbag is the wrong color) :
New Volvo car features an external airbag for pedestrians - Springwise