Actes finals de la conférence administrative régionale pour la planification des services mobile maritime et de radionavigation aéronautique en ondes hectométriques (région 1) : Genéve 1985 / UIT
Final acts of the regional administrative conference of the members of the Union in the european broadcasting area to revise certain parts of the Stockholm Agreement (1961) [texto policopiado] : Geneva 1985 / International Telecommunication Union