http://opac.ua.pt/cgi-bin/koha/opac-search.pl?q=ccl=au%3ARichterich%20Ren%C3%83%C2%A9%20and%20su-to%3AObjectivos%20educativos&format=rss2 Search results for 'au:Richterich René and su-to:Objectivos educativos' at Bibliotecas UA 0 20