Frequency/distance sharing criteria between non-directional beacons (NDB) and travelers information stations (TIS) in the 525-535 kHz band

Rules and regulations

United States. Federal Communications Commission.

Confidential frequency list

Oliver P. Ferrell

Flight services

United States. Air Traffic Service.

Flight services

United States Federal Aviation Administration

Air Scan Guide to Aeronautical Communications

Tom Kneitel

FAA's program to automate flight service stations

United States. General Accounting Office

World air carrier radio callsign directory

William J. Battles

ACARS - A Users Guide

Lionel K. Anderson MSc

Final acts of the Regional Administrative Conference for the Planning of the MF Maritime Mobile and Aeronautical Radionavigation Services, Region 1, Geneva, 1985

Regional Administrative Conference for the Planning of the MF Maritime Mobile and Aeronautical Radionavigation Services, Region 1 (1985 Geneva, Switzerland)