@Misc{BMDB20180127748, title = "Croquis geol\'{o}gico de la isla de Cuba", publisher = "Madrid : Lit. de G. Pfeiffer", editor = "Lit. de G. Pfeiffer", URL = "https://bibliotecavirtual.defensa.gob.es/BVMDefensa/es/consulta/registro.do?id=56564", year = "1869", }