Columbia subject headings:
Harvard subject headings:
Artificial satellites in telecommunication--Congresses
Artificial satellites in telecommunication--Congresses.
Conference papers and proceedings.
International Telecommunication Union--Congresses.
Mobile radio stations--Congresses--Law and legislation.
Mobile radio stations--Law and legislation--Congresses.
Radio frequency allocation--Congresses--Law and legislation.
Radio frequency allocation--Law and legislation--Congresses.
Radio--Congresses--Interference.
Radio--Congresses--Receivers and reception.
Radio--Congresses--Transmitters and transmission.
Radio--Interference--Congresses.
Radio--Receivers and reception--Congresses.
Radio--Transmitters and transmission--Congresses.
Space security--Congresses.
Princeton subject headings:
Artificial satellites in telecommunication--Congresses.
International Telecommunication Union--Congresses.
Mobile radio stations--Law and legislation--Congresses.
Radio frequency allocation--Law and legislation--Congresses.
Radio--Interference--Congresses.
Radio--Receivers and reception--Congresses.
Radio--Transmitters and transmission--Congresses.
Space security--Congresses.