@Book{FIL20120003644, title = "La Metaf\'{\i}sica", author = "Llorens y Barba, Francisco Xavier, 1820-1872. La Metaf\'{\i}sica. Catal\'{a}n", publisher = "Madrid : Fundaci\'{o}n Ignacio Larramendi", editor = "Fundaci\'{o}n Ignacio Larramendi", URL = "http://www.larramendi.es/es/consulta/registro.do?id=5687", year = "2012", }