1. Aleksandrov, Yu.A., Andreyanov, V.V., Babakin, N.G., Babyshkin, V.E., et al., Radiotelescope RADIOASTRON (SPEKTR-R project) is much larger than the Earth, Vestn. Federal. Gos. Unitarn. Predpriyat. Nauch.-Proizv. Ob”ed. im. S.A. Lavochkina, 2011, no. 3, pp. 11–18.
2. Avdeev, V.Yu., Alakoz, A.V., Aleksandrov, Yu.A., Andreyanov, V.V., et al., RADIOASTRON space mission. First results, Vestn. Federal. Gos. Unitarn. Predpriyat. Nauch. Proizv. Ob”ed. im. S.A. Lavochkina, 2012, no. 3, pp. 4–21.
3. Kardashev, N.S., Khartov, V.V., Abramov, V.V., Avdeev, V.Yu., et al., “RadioAstron”—a telescope with a size of 300000 km: main parameters and first observational results, Astron. Rep., 2013, vol. 57, no. 3, p. 154.
4. Kovalev, Y.Y., Kellermann, K.I., Lister, M.L., Homan, D.C., et al., Sub milliarcsecond imaging of quasars and active galactic nuclei. IV. Fine-scale structure, Astron. J., 2005, vol. 130, pp. 2473–2505.
5. Kovalev, Y.Y., et al., Space VLBI mission RadioAstron: first interferometric fringes, Astron. Astrophys., 2015.