Extreme dilaton black holes in 2 + 1 dimensions: quasinormal modes Sharmanthie Fernando, P. A. González and Yerko Vásquez Eur. Phys. J. C, 82 7 (2022) 600 Published online: 08 July 2022 DOI: 10.1140/epjc/s10052-022-10554-z