Compendex indexes technical and engineering journals, conference proceedings and papers, technical reports, and monographs. Subjects include all areas of engineering; transportation; management, mathematics, and physics; electronics and communications; computers and data processing, and instruments and measurements.
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. Scopus allows you to locate the most highly cited items and the articles that cite them.
Date Coverage: 1996-present; selected access back to 1823