- Time-span
- 1669 - present (North America coverage), 1933 - present (Worldwide coverage)
- Subscription Type
- SUBSCRIPTION
- License Information
- Unlimited simultaneous users licensed.
- Publisher
- ProQuest
- Resource Types
- Article Database
- Description
- GEOREF, produced by the American Geosciences Institute, indexes the earth sciences literature of the world. It contains more than 3.5 million references to literature covering North America since 1669, and other areas of the world since 1933. In addition to indexing articles annually from more than 3,500 serials in over 35 languages, it includes conference papers and abstracts, guidebooks, maps, reports, theses, and some monographs. Approximately 70% of the references are to serials. About 15% of the articles are in a language other than English. Less than 10% of the references include abstracts. (Updated bi-weekly)