| ProQuest Dissertations and Theses | Scopus | Web of Science | |
|---|---|---|---|
| Quick guide | Web of Science Core Collection Reference Guide (PDF) | ||
| Years |
1861– (with some European dissertations back from the 17th century) |
Source items from 1960– (with selected older material) |
Source items from 1900– |
| Literature Types |
Master's and doctoral theses and dissertations; 50+ languages |
Journal articles, books (and some book chapters), conference papers, patents, trade journals; 40+ languages |
Journal articles, selected books (and some book chapters), selected conference papers, ; 35+ languages |
| Purpose(s) | Breadth: indexing and full text hosting of international culminating graduate work | Citation database; also permits searching broadly across disciplines |
Citation database; also permits searching broadly across disciplines |
| Updates | Weekly | Daily |
Daily |
| Additional notes | Full text may be embargoed 6 months–2 years | Minimal subject indexing. Covers a larger range of sources than Web of Science, but less widely accepted as a research impact assessment tool in the US. |
Minimal subject indexing. Widely accepted in US academe (and sometimes abused) as a research impact assessment tool. |
