Effective apsidal precession from a monopole solution in a Zipoy spacetime Abraão J. S. Capistrano, Paola T. Z. Seidel and Luís A. Cabral Eur. Phys. J. C, 79 9 (2019) 730 Published online: 30 August 2019 DOI: 10.1140/epjc/s10052-019-7238-x