1. J. Bookless and C. McInnes, Acta Astronaut. 62, 159 (2008).
2. S. S. Lukyanov, Kosm. Issled. 19, 518 (1981).
3. G. P. Malyavkin, A. S. Shmyrov, and V. A. Shmyrov, Vestn. SPbGU, Ser. 10: Prikl. Mat. Inform. Prots. Upravl. 13, 102 (2017).
4. A. P. Markeev, Libration Points in Celestial Mechanics and Cosmodynamics (Nauka, Moscow, 1978) [in Russian].
5. R. R. Nazirov, N. A. Eismont, E. N. Chumachenko, D. W. Dunham, I. V. Logashina, and A. N. Fedorenko, Russ. Eng. Res. 33, 265 (2019).