This scholarly resource contains indexing and abstracts for more than 8,500 journals, with full text for more than 4,600 of those titles. PDF backfiles to 1975 or further are available for well over one hundred journals, and searchable cited references are provided for more than 1,000 titles.
IEEE Xplore contains scientific and technical content published by the IEEE and its publishing partners. It provides web access to many full-text documents from publications in electrical engineering, computer science and electronics.
Elsevier ScienceDirect allows searching of articles from hundreds of electronic journals, plus books and reference works, published by Elsevier and its subsidiaries. Full-text display is available for most journals and for a few of the books and reference works.