SARC – Serviço de Alojamento de Revistas Científicas was setup to host online Journal from Portuguese institutions. This service is build wth the Open Source tools OJS - Open Journals System.
JSTOR is a highly selective digital library of academic content in many formats and disciplines. The collections include top peer-reviewed scholarly journals as well as respected literary journals, academic monographs, research reports from trusted institutes, and primary sources. Full runs of more than 2,600 top scholarly journals in the humanities, social sciences, and sciences.