Source et copyright
Source: Adesão de Portugal às Comunidades Europeias, História e Documentos. Lisboa: Assembleia da República - Divisão de Edições, 2001. 438 p. ISBN 972-556-300-X.
Copyright: All rights of reproduction, public communication, adaptation, distribution or dissemination via Internet, internal network or any other means are strictly reserved in all countries. The documents available on this Web site are the exclusive property of their authors or right holders. Requests for authorisation are to be addressed to the authors or right holders concerned. Further information may be obtained by referring to the legal notice and the terms and conditions of use regarding this site.