http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Recommended method for FAA approval of aircraft fire extinguishing system components
Title from PDF file caption (viewed Oct. 22, 2008).
Mode of access: Internet at the FAA web site. Address as of 10/22/08: http://www.airweb.faa.gov/Regulatory%5Fand%5FGuidance%5FLibrary/rgAdvisoryCircular.nsf/0/d005d21f0709123186256c0e00669b58/$FILE/AC20-144.pdf ; current access available via PURL.