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- [22] SATELLITE-COMMUNICATIONS - HUGHES DESIGNS AIM AT FUTURE MARKETS AVIATION WEEK & SPACE TECHNOLOGY, 1983, 119 (19): : 55 - 56
- [23] SATELLITE-COMMUNICATIONS - LEARNING FROM THE PAST AND LOOKING INTO THE FUTURE TELECOMMUNICATIONS AND PACIFIC DEVELOPMENT : ALTERNATIVES FOR THE NEXT DECADE: PTC 88, 1988, 11 : 235 - 242