1. Sheikh, S.I.: The Use of Variable Celestial X-ray Sources for Spacecraft Navigation. Department of Aerospace Engineering, University of Maryland, Maryland (2005)
2. Zheng, W., Wang, Y.D., Tang, G.J., et al.: X-ray pulsar-based navigation. Theory and Applications, pp. 1–28. Science Press, Beijing (2015)
3. Zhou, Q.Y.: Research on Theory and Methods of Pulsar Timing Data, pp. 120–146. PLA Strategic Support Force Information Engineering University,Zhengzhou (2020)
4. Mitchell, J.W., Winternitz, L.B., Hassouneh, M.A., et al.: SEXTANT X-ray pulsar navigation demonstration: initial on-orbit results. In: 41st Annual Guidance and Control Conference of American Astronautical Society vol. 18, no. 155, pp.1–12 (2018)
5. Huang, L.W.: Theory and Algorithm Study in X-ray Pulsar Autonomous Navigation Based on Pulsar Timing Model, pp.1–14. Tsinghua University, Beijing (2013)