Geologic map of the Nor Arevik Coal Site, southern Armenia
U.S. Department of the Interior, U.S. Geological Survey ; by Edward A. Johnson ... [and others].
Kart Engelsk 2002 Geological Survey (U.S.),· Maps.
| Utgave | Version 1.0, last modified 07-Feb-2002.
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| Opplysninger | Title from HTML index page (viewed on Feb.15, 2002).
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