http://opac.ua.pt/cgi-bin/koha/opac-search.pl?q=ccl=su%3A%C3%83%C2%93peras%20Libretos%20%20%20and%20au%3AWagner%2C%20Richard%20and%20au%3AWagner%2C%20Richard%20and%20su-to%3A%C3%83%C2%93peras%20-%20Libretos%20and%20location%3AH%20and%20location%3AH%20and%20holdingbranch%3ABIA&format=rss2 Search results for 'su:Óperas Libretos and au:Wagner, Richard and au:Wagner, Richard and su-to:Óperas - Libretos and location:H and location:H and holdingbranch:BIA' at Bibliotecas UA 0 20