Erratum to: Nonhydrogenic Exciton Spectrum in Perovskite CH3NH3PbI3 (Phys. Status Solidi RRL 2015, 9, 559–563) . Issue 5 (26th March 2019) - Menéndez‐Proupin, Eduardo; Beltrán Ríos, Carlos L.; Wahnón, Perla; Tempelaar, Roel