Ligações úteis

Repositórios e Outros Recursos

OpenDOAR - The Directory of Open Acces Repositories http://www.opendoar.org/
ROAR - Registry of Open Access Repositories - http://roar.eprints.org/
Sherpa Search - simple full-text search of UK repositories http://www.sherpa.ac.uk/repositories/sherpasearchalluk.html
Networked Digital Library of Theses and Dissertations (NDLTD) - http://www.ndltd.org/
The OAIster database - http://www.oclc.org/oaister.en.html
PubMed - https://www.ncbi.nlm.nih.gov/pubmed
SPARC (the Scholarly Publishing and Academic Resources Coalition) - http://sparcopen.org/
RCAAP - http://www.rcaap.pt
Ciência Aberta - http://www.ciencia-aberta.pt
DOAJ -Directory of Open Access Journals (DOAJ)