He, J., Xu, S., & Jia, J. Periapsis precession in general stationary and axisymmetric spacetimes. SpringerOpen.
Chicago Style (17th ed.) CitationHe, Jinhong, Shaofei Xu, and Junji Jia. Periapsis Precession in General Stationary and Axisymmetric Spacetimes. SpringerOpen.
MLA (9th ed.) CitationHe, Jinhong, et al. Periapsis Precession in General Stationary and Axisymmetric Spacetimes. SpringerOpen.
Warning: These citations may not always be 100% accurate.