Mass, charge, and distance to Reissner–Nordström black hole in terms of directly measurable quantitiesGerardo Morales-Herrera, Pablo Ortega-Ruiz, Mehrab Momennia and Alfredo Herrera-AguilarEur. Phys. J. C, 84 5 (2024) 525DOI: https://doi.org/10.1140/epjc/s10052-024-12880-w