1. Boeing (2005) Cabin air quality.
http://www.boeing.com/commercial/cabinair/facts.html
. Cited 2005
2. Finnair (2005)
http://www.finnair.com/web/finnair/scripts/template_2level_white.jsp?pageid=-13038
. Cited 2005
3. Pall Aerospace (2005) Boeing and McDonnell Douglas data. In: Cabin air filtration. Pall Aerospace,
East Hills, NY
4. Pall Aerospace (2005) Cabin air filtration. APME – 500a COD/2m/5/92
5. Available at:
http://www.donaldson.com/en/aircraft/cabinair/index.html