https://catalogo.biblioteca.chaves.pt/cgi-bin/koha/opac-search.pl?q=au%25253AShakespeare&sort_by=acqdate_dsc&limit=se%3AObras+de+shakespeare&format=rss2 Search results for 'au%3AShakespeare' with limit(s): 'title-series:Obras de shakespeare' at 0 20