2015-01-202015-01-20199684-8499-664-6http://dialnet.unirioja.es/descarga/articulo/4032731.pdfhttp://hdl.handle.net/11441/17991spahttp://creativecommons.org/licenses/by-nc-nd/4.0/info:eu-repo/semantics/conferenceObjectinfo:eu-repo/semantics/openAccesshttps://idus.us.es/xmlui/handle/11441/17991