Power, J. A., March, G. D., Lahr, J. C., Jolly, A. D., and Cruse, G. R., 1993, Catalog of earthquake-hypocenters at Redoubt Volcano and Mt. Spurr, Alaska: October 12, 1989-December 31, 1990: U.S. Geological Survey Open-File Report OF 93-685-B, 1 5 1/4 inch disk.
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