Preliminary geologic map of Great Sitkin Volcano, Alaska
Open-file report ;
U.S. Geological Survey open-file report ;
Waythomas, Christopher F.
Miller, Thomas P., author.
Nye, Christopher, author.
Geological Survey (U.S.)
Alaska Volcano Observatory.
by C.F. Waythomas, T.P. Miller, and C.J. Nye, Alaska Volcano Observatory.