1. Rodnikov, A.V., Motion of a Load along a Cable Fastened to a Two-Body-Tethered Spacecraft, Kosm. Issled., 2004, vol. 42,no. 4, pp. 427–431.
2. Rodnikov, A.V., Equlibrium Positions of a Weight on a Cable Fixed to a Dumbbell-Shaped Space Station Moving along a Circular Geocentric Orbit, Kosm. Issled., 2006, vol. 44, no. 1, pp. 58–68.
3. Beletskii, V.V. and Levin, E.M., Orbital Tethered Systems, Preprint of Keldysh Inst. of Applied Math., Russ. Acad. Sci., 1981, no. 13.
4. Ivanov, V.A. and Sitarskii, Yu.S., Dinamika Poleta Sistemy Gibko Svyazannykh Kosmicheskikh Ob’ektov (Flight Dynamics of Flexibly Connected Spacecraft System), Moscow: Mashinostroenie, 1986.
5. Burov, A.A., The Existence and Stability of the Equilibria of Mechanical Systems with Constraints Produced by Large Potential Forces, J. Appl. Maths. Mechs., 2003, vol. 67, no. 2, pp. 93–200.