IEEE XploreMore than 2 million scholarly papers, standards, and abstracts representing all IEEE journal and conference publications. Full text is available online for all titles since 1998 and back to the first volume for selected titles.
The ACM Digital Library and its companion Guide to Computing Literature includes more than 300,000 full text articles representing all publications from the Association of Computing Machinery, including Communications of the ACM.
Reviews of the research literature of mathematics and mathematical statistics.
High Technology Research Database with AerospaceThis file includes bibliographic coverage in the areas of aeronautics, astronautics, computer & information technology, electronics, communications, solid state materials and devices, and space sciences.
Indexes over 400 English-language periodicals in a wide variety of industrial and mechanical arts, including aeronautics and space science, chemistry, computer technology, construction, engineering, and physics. Partial full-text coverage is available.