<![CDATA[Catálogo Bibliográfico FCT/UNL Search for 'pb:Edições Sílabo, Lda and se:Matemática and au:Amaral , Isabel and au:Ferreira, Manuel Alberto M.']]> https://opac.fct.unl.pt/cgi-bin/koha/opac-search.pl?q=ccl=pb%3AEdi%C3%83%C2%A7%C3%83%C2%B5es%20S%C3%83%C2%ADlabo%2C%20Lda%20and%20se%3AMatem%C3%83%C2%A1tica%20and%20au%3AAmaral%20%2C%20Isabel%20and%20au%3AFerreira%2C%20Manuel%20Alberto%20M.&format=rss2 0 20