Equatorial orbits of spinning test particles in rotating boson stars Yu-Peng Zhang, Yan-Bo Zeng, Yong-Qiang Wang, Shao-Wen Wei and Yu-Xiao Liu Eur. Phys. J. C, 82 9 (2022) 809 Published online: 11 September 2022 DOI: 10.1140/epjc/s10052-022-10743-w