Orbital motion and quasi-periodic oscillations with periastron and Lense–Thirring precession of slowly rotating Einstein–Æther black holeYong Liu, G. Mustafa, S. K. Maurya and Faisal JavedEur. Phys. J. C, 83 7 (2023) 584DOI: https://doi.org/10.1140/epjc/s10052-023-11702-9