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2. V. V. Salmin and A. S. Chetverikov, “Selection of control laws for trajectorial and angular motion of a nuclear powered electric propulsion spacecraft during non-coplanar inter-orbital transfers”, Bulletin of Samara Science Center of RAS, Vol. 15, No. 6, 2013. - In Russian.
3. Control of in-plane orbit parameters of a geostationary low-thrust satellite
4. V. V. Salmin and A. S. Chetverikov, “Control of geostationary spacecraft in orbital plane using a low thrust engine”, AIP Conference Proceedings, Vol. 1798, 2017.