ITU-T Q.1151-1993
INMARSAT航空移动卫星系统和国际公用交换电话网/ISDN互通的接口-与卫星移动系统互通
Interfaces for Interworking between the INMARSAT Aeronautical Mobile-Satellite System and the International Public Switched Telephone Network/ISDN - Interworking with Satellite Mobile Systems (Study Group XI) 23 pp