PubMed
PubMed®comprisesmorethan37millioncitationsforbiomedicalliteraturefromMEDLINE,lifesciencejournals,andonlinebooks.CitationsmayincludelinkstofulltextcontentfromPubMedCentralandpublisherwebsites.
JSTOR Home
JSTORisadigitallibraryofacademicjournals,books,andprimarysources.
Frontiers | Publisher of peer-reviewed articles in open access journals
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Physical Review Journals
PhysicalReviewJournals
Open Access Library (OALib)
OpenAccessLibrary(www.oalib.com)isanacademicsearchengineandpublisher.Youcandownloadresearchpapersforfreeandsubmityourpapertoit.Itisasharedacademicdatabase.
MDPI - Publisher of Open Access Journals
MDPIisapublisherofpeer-reviewed,openaccessjournalssinceitsestablishmentin1996.
IOS Press Ebooks
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