Interntional Business Aircraft Association

http://www.ibac.org

International Standard - Business Aircraft Operation = IS-BAO  

http://www.ibac.org/is-bao/isbao.htm

Oil and Gas Producers Association -

http://info.ogp.org.uk/standards/

Aviation Sub-Committee - Aviation Managment Guide -

http://www.ogp.org.uk/pubs/239.pdfHelicopter

Helicopter Safety Advisory Conference -

http://www.hsac.org/