@Book{RANFE2009010237, title = "Apuntes para unos elementos de geolog\'{\i}a farmac\'{e}utica : geognosia ", author = "Plans y Pujol, Fructuoso, 1832-1890", publisher = "Barcelona : [s.n.]", editor = "[s.n.]", URL = "http://bibliotecavirtual.ranf.com/i18n/consulta/registro.do?id=10237", year = "1877", }