CiteSeer: Scientific Literature Digital Library incorporating autonomous citation indexing, awareness and tracking, citation context, related document retrieval, similar document identification, citation graph analysis, and query-sensitive...
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ScienceDirect - the world's leading platform offers over 2,000 high quality peer-reviewed full-text journals and books on science, technology and medicine which serves researchers and scientists
Scientific Literature Digital Library incorporating autonomous citation indexing, awareness and tracking, citation context, related document retrieval, similar document identification, citation graph analysis, and query-sensitive document s...
Scirus is the most comprehensive science-specific search engine on the Internet. Driven by the latest search engine technology, Scirus searches millions science-specific Web pages. Scirus has proved so successful at locating science-specifi...
Buy academic journals, books and online media at Springer. Choose from thousands of scientific, technology medical and business titles and view our range of services for authors, booksellers and librarians.
Quite extensive literature, frequently finds titles that are not listed on, for instance, social scientific citation index, more intutitive than other services, and automatically recognizes the institution via the IP address which allows directly accessing articles which otherwise are restricted