This database collects all master and doctoral dissertations in the WorldCat database and publications based on papers cataloged in OCLC member houses, covering all disciplines and topics. The most prominent feature of WorldCat's dissertations database is that its resources come from libraries in world-class universities, such as Harvard, Yale, Stanford, MIT, Columbia, Duke, Cambridge, Oxford, Imperial College, European Business School, Paris University, Berlin University, etc., with more than 19 million records, of which more than 100 million have free full-text links and can be downloaded for free. The database is updated daily.