2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/192051The properties of static spherically symmetric black holes, which carry electric and magnetic charges, and which are coupled to the dilaton in the presence of a cosmological term (Liouville-type potential, or cosmological constant) are reviewed.20 pages, phyzzx, v2 contains expanded introduction, additional references etc to coincide with published versionGeneral Relativity and Quantum Cosmologytext