@Misc{BVMC:225688, author = {Blázquez, José María}, title = {Causas de la decadencia y hundimiento del Mundo Antiguo}, publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2005}, year = {2005}, url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc988j7} }