Scott, W.E., and McGimsey, R.G., 1991, Mass, distribution, grain size, and origin of 1989-1990 tephra-fall deposits of Redoubt Volcano, Alaska, in Casadevall, T.J., ed., First international symposium on Volcanic ash and aviation safety: U.S. Geological Survey Circular 1065, p. 39-39.
This publication is part of a larger work. Please see C 1065 for more information.