Scopus is an abstract and citation database of research literature and quality web sources, including journals, conference proceedings, trade publications, abstracts, and patent records. It is a multidisciplinary resource covering materials from the humanities, sciences and social sciences. Also indexes EMBASE articles. Scopus allows you to locate the most highly cited items and the articles that cite them.
Date Coverage: 1970-present; selected access back to 1823
This collection indexes thousands of scholarly journals, books, reports, conferences and more. Citation information and analysis with cited reference searching available. The collection includes Science Citation Index Expanded (1990-present), Social Sciences Citation Index Expanded (1990-present), Arts & Humanities Citation Index (1990-present), Conference Proceedings Citation Index (1990-present), Book Citation Index (2005-present), Current Chemical Reactions (1985-present) and Index Chemicus (1993-present).
Date Coverage: Varies by collection
Maximum Users: Unlimited
The National Library of Medicine free article search engine, containing article references from MEDLINE, PreMEDLINE, OLDMEDLINE, plus some publisher-supplied and out of scope citations from certain general science and chemistry journals.
JSTOR is a full-text database consisting of the Arts and Sciences I, II, III, IV, Complement, Ecology & Botany and General Science Collections which provide access to the back files of over 300 scholarly journals from the sciences, social sciences and arts and humanities.
Environment Complete covers agriculture, ecosystem ecology, energy, natural resources, marine & freshwater science, geography, environmental technology & law, urban planning and more. It includes full-text from over 920 journals and 190 monographs.