2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/35779I discuss a method for obtaining the one-loop quantum corrections to the tree-level entropy for a charged Kerr black hole. Divergences which appear can be removed by renormalization of couplings in the tree-level gravitational action in a manner similar to that for a static black hole.4 pages, uses sprocl.sty, Invited talk given at the 2nd International Sakharov ConferenceGeneral Relativity and Quantum Cosmologytext