1. H. Oberth, Die Rakete zu den Planetenraumen (The Rocket into Interplanetary Space), Verlag Von R. Oldenbourg, Munich and Berlin, 1923.
2. H. Noordung, Das Problem der Befahrung des Weltraums (The Problem of Space Travel), Schmidt and Co., Berlin, 1929.
3. A.C. Clarke, “Extra-terrestrial relays: can rocket stations give world-wide radio coverage?” Wireless World, October 1945, p. 306.
4. Spacecraft Attitude Dynamics and Control;Chobotov,1991
5. T. Hanada, M. Matney, Using breakup models and propagators to devise debris search strategies in GEO, Ninth International Space Conference of Pacific-Basin Societies, Pasadena, CA, USA, November 14–16, 2001.