[1] [1] FRUEH C, HOWELL K, DEMARS K, et al. Cislunar Space Traffic Management: Surveillance through EarthMoon Resonance bits[C]8th European Conference on Space Debris. ESAESOC, Darmstadt, Germany: ESA Space Debris Office, 2021.

[2] THORNTON D, LITTLE B, STEWARD B et al. Dim Cislunar Target Tracking with GEO-and HEO-based Optical Sensors[J]. Journal of Applied Remote Sensing, 16, 044511-044511(2022).

[3] WILMER A P, BETTINGER R A, LITTLE B D. Cislunar Periodic Orbits for Earth–Moon L1 and L2 Lagrange Point Surveillance[J]. Journal of Spacecraft and Rockets, 59, 1809-1820(2022).

[4] [4] HITCHENS T. To Infinity Beyond: New Space Fce Unit to Monit ‘xgeo’ Beyond Earth’s bit[EBOL]. [20231025]. https:breakingdefense.com202204toinfinitybeyondnewspacefceunittomonitxgeobeyondearthsbit.

[6] [6] WILMER A P. Space Domain Awareness Assessment of Cislunar Periodic bits f Lagrange Point Surveillance[D]. WrightPatterson Air Fce Base, Ohio, United States: Air Fce Research Labaty, 2021.

[7] [7] HOLZINGER M J, CHOW C C, GARRETSON P. A Primer on Cislunar Space: AFRL 20211271[R]. WrightPatterson Air Fce Base, Ohio, United States: Air Fce Research Labaty, 2021.

[8] [8] WILMER A P, BETTINGER R A, LITTLE B D. Preliminary Viability Assessment of Cislunar Periodic bits f Space Domain Awareness[C]2021 Advanced Maui Optical Space Surveillance Technologies Conference (AMOS). Maui, Hawaii, USA: Maui Economic Development Board, 2021.

[9] [9] WILMER A, BETTINGER R A, LITTLE B. Cislunar Periodic bit Constellation Assessment f Space Domain Awareness of L1 L2 Halo bits[C]2021 END(Accelerating Space Commerce, Explation, New Discovery), 1517 November 2021. Las Vegas, Nevada & Virtual, USA: AIAA, 2021: 4191.

[11] [11] DAHLKE J A, WILMER A P, BETTINGER R A. Preliminary Comparative Assessment of L2 L3 Surveillance Using Cislunar Periodic bits[C]AASAIAA Astrodynamics Specialist Conference, August 711, 2022. lotte, Nth Carolina, USA: Springer Nature, 2022: 119.

[12] LUJAN D, SCHEERES D J. Earth-Moon L2 Quasi-Halo Orbit Family: Characteristics and Manifold Applications[J]. Journal of Guidance, Control, and Dynamics, 45, 2029-2045(2022).

[13] [13] LS K. HERMES CubeSat Constellation Enhancement by Novel Pointing Strategies Cislunar Space Extension Investigation[D]. Milan, Italy: Milano Politecnico di Milano, 2021.

[16] [16] FOLTA D, BOSANAC N, ELLIOTT I, et al. Astrodynamics Convention Modeling Reference f Lunar, Cislunar, Libration Point bits[R]. Greenbelt, Maryl, United States: Goddard Space Flight Center of NASA, 2022.

[17] [17] Systems Tool Kit. Astrogat: Circular Restricted Threebody Problem (cr3bp) Configuration[EBOL]. [20231025]. https:help.agi.comstkindex.htm#trainingAstro_CR3BP.htmHighlight=CR3BP.