2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/222499We review black hole entropy with special reference to euclidean quantum gravity, the brick wall approach and loop quantum gravity.Talk given at IAGRG Meeting, January 28-31, 2009, Calcutta; 12 pagesHigh Energy Physics - TheoryGeneral Relativity and Quantum Cosmologytext