@Book{BDG201891120956, title = "Cat\'{a}logo cr\'{\i}tico de astrolabios existentes en Espa\~{n}a", author = "Garc\'{\i}a Franco. Salvador", publisher = "Madrid : Instituto Hist\'{o}rico de Marina", editor = "Instituto Hist\'{o}rico de Marina", URL = "http://biblioteca.galiciana.gal/es/consulta/registro.do?id=450857", year = "1945", }