@Book{AST20100009123, title = "--Serm\'{o}n perdido : (cr\'{\i}tica y s\'{a}tira)", author = "Alas, Leopoldo, 1852-1901", publisher = "Madrid : Librer\'{\i}a de Fernando F\'{e}", editor = "Librer\'{\i}a de Fernando F\'{e}", URL = "https://bibliotecavirtual.asturias.es/i18n/consulta/registro.cmd?id=2506", year = "1885", }