ACM Digital Library conference proceedings
Coverage: 1988- (some from 1893- )
Provides full-text access to the complete backfiles of IEEE transactions, IEEE and IEE/IET journals, magazines, and conference proceedings, and all current
IEEE standards; brings additional search and access features to IEEE/IET electronic library users.
Web of science conference proceedings citation index
Provides indexing and citation indexing to publications from conferences, symposia, seminars, colloquia, etc. in science, social science, and the humanities.