http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Operational authorization process for use of data link communication system
1 volume (various pagings) : digital, PDF file.
Title from PDF caption (viewed Feb 19, 2009).
AC 120-70, dated February 17, 2000, Initial Air Carrier Operational Approval for Use of Digital Communication System, is cancelled.
Mode of access: Internet at the FAA web site. Address as of 2/19/09: http://www.airweb.faa.gov/Regulatory%5Fand%5FGuidance%5FLibrary/rgAdvisoryCircular.nsf/0/a363618cae84092b862570ed00536271/$FILE/AC120-70A.pdf ; current access available via PURL.