1997 Série M : Partie 4: service de radiorepérage: recommandations / UIT-R
1995 M series - part 5 : mobile satellite services and radiodetermination satellite service: ITU-R recommendations (revised as of 21 October 1995) / International Telecommunication Union
1997 Série P : propagation des ondes radioeléctriques: recommandations UIT-R / Union Internationale des Télécommunications
1995 P series : radiowave propagation: ITU-R recommendations (new and revised as of 21 October 1995) / International Telecommunication Union