http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Surveys of electromagnetic field intensities near representative higher-power FAA transmitting antennas
Systems Research and Development Service.
Prepared by the Electromagnetics Division, Institute for Basic Standards, National Bureau of Standards, under contract IAA-DOT-FA73WAI-388.
Report (United States. Federal Aviation Administration. Systems Research and Development Service) ; FAA-RD-77-179