Includes nearly 3 million citations to dissertations and theses from 1861 to the present and over 1 million full-text dissertations available for downloading. International coverage but with North American emphasis.
OAIster is a union catalog of millions of records representing open access digital resources. OAIster is useful for searching multiple online archives for theses and dissertations simultaneously. Set the Content option to Theses/Dissertations to limit the search.