1. TSIOLKOVSKY, K. E. “Speculation Between Earth and Sky,” Isd-vo AN-SSR, 1895, p. 35 (reprinted 1959).
2. COLUMBO, G., GAPOSCHKIN, E. M., GROSSI, M. D., and WEIFFENBACH, G. C. “The Skybook: A Shuttle-borne Tool for Low Orbital Altitude Research,” Meccanica, Vol. 10, 1975, p. 3–20.
3. BELESKY, V.V. and LEVIN, E. V. “Dynamics of Space Tether Systems,” Advances in the Astronautical Sciences, Vol. 83, American Astronautical Society, San Diego, CA, 1993, p. 76.
4. HOOTS, F. R., ROEHRICH, R. L., and SZEBEHELY, V. G. “Space Shuttle Tethered Satellite Analysis,” Directorate of Astrodynamics, Peterson AFB, CO, August 1983.
5. KESSLER, S. A. and CICCI, D. A. “Filtering Methods for the Orbit Determination of a Tethered Satellite,” The Journal of Astronautical Sciences, Vol. 45, No. 3, July-September 1997, pp. 263–278.