1. K. E. Tsiolkovsky, Put’k zvezdam. Sobranie sochinenii (Journey to the Stars. Collected Works, in Russian), (AN, Moscow USSR, 1961), pp. 24–32.
2. A. K. Misra and V. J. Modi, Advances in Astronaut. Sciences 62, 667–719 (1987).
3. D. A. Arnold, J. Astronaut. Sciences 35(1), 3–18 (1987).
4. V. V. Beletskii and E. M. Levin, Dinamika kosmicheskikh trosovykh system (Dynamics of Space Tether Systems, in Russian), (Nauka, Moscow, 1990), p. 336.
5. Tethered subsatellite swinging from atmospheric gradients