Epicyclic motions and constraints on the charged stringy black hole spacetime Sanjar Shaymatov, Kimet Jusufi, Mirzabek Alloqulov and Bobomurat Ahmedov Eur. Phys. J. Plus, 138 11 (2023) 997 Published online: 09 November 2023 DOI: 10.1140/epjp/s13360-023-04604-y