1. Efanov, V.V. and Dolgopolov, V.P., The Moon: From study to exploration (towards the 50th anniversary of Luna-9 and Luna-10 spacecraft), Vestn. NPO im. S.A. Lavochkina, 2016, no. 4, pp. 3–8.
2. Catalog of Lunar Mission Data, NASA-TM-X-72612, NSSDC/WDC-A-R/S-77-02 Technical Report, Greenbelt, Md.: NASA Goddard Space Flight Center.
3. Meditch, J.S., On the problem of optimal thrust programming for a lunar soft landing, IEEE Trans. Autom. Control, 1964, vol. AC-9, no. 4, pp. 484–490.
4. Letov, A.I., Dinamika poleta i upravlenie (Flight Dynamics and Control), Moscow: Nauka, 1969.
5. Isaev, V.K. and Davidson, B.Kh., Optimal spacecraft landing on the Lunar surface, Kosm. Issled., 1969, vol. 7, no. 3, pp. 368–376.