Academic Research
Archival Internet ResourcesArchival resources
arXiv
Open access to science literature
CiteSeer
Scientific literature digital library
CiteULike
Academics share citations
Connotea
Academic research sharing
Google Scholar
Academic journals
IEEExplore
Technical literature
INFOMINE
Scholarly resources
Internet Public Library
Internet information resources
Intute
Links to research Web sites
Pubmed
Medical literature
Scirus
Science search
Scitopia.org
Science and technology info
The National Science Digital Library
Science information
Vital Learning Resources Center
A search engine for selected information and reference sites
WorldCat
Library catalogues worldwide