1. https://ru.wikipedia.org/wiki/Space_power_engineering
(Date of visit 11.08.2016).
2. A. A. Kulandin, S. V. Timashev, and V. P. Ivanov, Power System of Space Apparatuses [in Russian], Mashinostroenie, Moscow, 1979.
3. P. R. Allison P. R. What will power tomorrow′s spacecraft?. http://
www.bbc.com/future/story
/20160119-what-willpower-tomorrows-spacecraft, 20 January 2016. (Date of visit 11.08.2016).
4. E. N. Evlanov, M. A. Zav’yalov, and P. M. Tyuryukanov, Electron guns for space apparatuses, Kosm. Issled., 51, No. 2, 428−435 (2013).
5. A. N. Shcherbakov, V. F. Chelyaev, and A. A. Lobykin, Power engineering space system for supplying power to flying space vehicles, Model 91224;
http://poleznayamodel.ru/model/9/91224.html
(Date of visit 11.08.2016).