@Misc{BVPH2003001432, title = "Laborando : suplemento infantil al Defensor [Recurso electr\'{o}nico]", publisher = "[S.l. : s.n.]", editor = "s.n.]", URL = "https://prensahistorica.mcu.es/es/consulta/registro.do?id=1432", year = "1907", }