Indexed by machine, publicly available, ranking by ‘relevance’.
Includes ‘articles from a wide variety of academic publishers, professional societies, preprint repositories and universities, as well as scholarly articles available across the web’.
Coverage patchy, may improve as they work with publishers.
Includes searching of non-free sources, but with abstracts only.
Slide show generated from litsearch-tips.html by Weasel 2007 Mar 7