1. V.I. Gorodetsky, Izvestiya RAN. Series “Theory and control systems”. 2, 92–120 (2012).
2. V.I. Gorodetsky, Izvestiya RAN. Series “Theory and control systems”. 3, 102–123 (2012).
3. A.B. Kurzhanskii, Doklady RAN. Series “Mathematics”. 79(3, 314–318 (2009).
4. DoD USIR Unmanned Systems Integrated Roadmap, FY 2011–2036. (2011) URL: https://publicintelligence.net/ dod-unmanned-systems-integrated-roadmap-fy2011-2036|
5. A.I. Kalyaev and I.A. Kalyaev, Mekhatronika, Avtomatizatsiya, Upravlenie. 16(9, 585–598 (2015).