The Redalyc project (Red de Revistas Científicas de América Latina y El Caribe, España y Portugal) is a bibliographic database.
(Scientific Periodic Electronic Library) is a freerepository of scientific papers and aims to provide access to scientific and technical information.
EBSCO Information Services provides a complete and optimized research solution comprised of research databases, e-books and e-journals—all combined with the most powerful discovery.
Gale is passionate about providing the content, tools, and services libraries need to enable learning and promote information discovery. What’s your passion? Whether it’s enabling faculty scholarship, improving outcomes in the classroom, or becoming an even more integral part of your community, Gale is here to help you achieve your goals and make users passionate about libraries.
Google Scholar provides a simple way to broadly search for scholarly literature. From one place, you can search across many disciplines and sources: articles, theses, books, abstracts and court opinions, from academic publishers, professional societies, online repositories, universities and other web sites
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REGEPE informs that it has asked all organizations to update the information (Title of the journal and ISSN as is already recorded in ISSN portal). Each of them has its own response time.