http://catalogobib.uportu.pt/cgi-bin/koha/opac-search.pl?q=ccl=an%3A10623%20and%20su-geo%3AUni%C3%83%C2%A3o%20Europeia%20and%20au%3AMACHADO%2C%20J%C3%83%C2%B3natas%20E.%20M.&format=rss2 Search results for 'an:10623 and su-geo:União Europeia and au:MACHADO, Jónatas E. M.' at Universidade Portucalense I.D.H. 0 20