@Book{FIL20120003040, title = "Francisco Vall\'{e}s, De la sagrada Filosof\'{\i}a, cap. 55", author = "Valles, Francisco, 1524-1592. De Sacra Philosophia. Lat\'{\i}n, Espa\~{n}ol", URL = "http://www.larramendi.es/es/consulta/registro.do?id=5619", year = "1999", }