http://pc.h12o.es/cgi-bin/koha/opac-search.pl?q=ccl=an%3A%22450%22%20and%20au%3AVega%20Gonz%C3%83%C2%AF%C3%82%C2%BF%C3%82%C2%BD%C3%83%C2%AF%C3%82%C2%BF%C3%82%C2%BDlez%2C%20Santiago&format=rss2 Search results for 'an:"450" and au:Vega Gonz��lez, Santiago' at 0 20