1. ‘Extraterrestrial relays’, Wireless World, October 1945.
2. Loopus opens a new dimension in satellite communications
3. ‘Satcom in the Soviet Union’, Satellite Communications, June 1988, pp. 21–24.
4. , and , ‘Sycomores: a new concept for land mobile satellite communications’, IEE 4th International Conference on Satellite Systems for Mobile Communications and Navigation, 17–19 October 1988.
5. ‘Archimedes: land mobile communications from highly inclined satellite orbits’, IEE 4th International Conference on Satellite Systems for Mobile Communications and Navigation, 17–19 October 1988.