@Book{DGA20070157572, title = "Contrataci\'{o}n entre c\'{o}nyuges.", author = "HIDALGO, J. L.", publisher = "Valencia? : Centro aragon\'{e}s.", editor = "Centro aragon\'{e}s.", URL = "https://derechoaragones.aragon.es/es/consulta/registro.do?id=600717", year = "1988", }