[1] Franklin R G, Birx D L. Proceedings of the IRE, 1960, 48 (4): 532.
[2] Yim J R, Crassidis J L, Junkins J L. Proceedings of 2000 AIAA/AAS Astrodynamics Specialist Conference, AIAA, 2000: 53.
[4] Ning X L, Gui M Z, Fang J C, et al. IEEE Transactions on Aerospace and Electronic Systems, 2017, 53(2): 587.
[7] Martin-Mur T J, Abraham D S, Berry D, et al. Advances in the Astronautical Sciences: Spaceflight Mechanics, 2006, 124: 1925.
[8] Zhang J, Liu J, Ma X, et al. Journal of Aerospace Engineering, 2021, 34(6): 04021091.
[9] Huang N E, Shen Z, Long S R, et al. Proc. R. Soc. Lond. A, 1998, 454: 903.
[10] Flandrin P, Gonalvès P, Gabriel Rilling. Eusipco, 12th European Signal Processing Conference, 2004: 1581.
[12] National Oceanic and Atmospheric Administration. https://www.swpc.noaa.gov/products/solar-cycle-progression
[13] European Southern Observatory. http://archive.eso.org/scienceportal/home