by T.P. Miller ... [and others] ; done in cooperation with the International Association of Volcanology and Chemistry of the Earth's Interior (IAVCEI) and the Catalog of Active Volcanoes of the World (CAVW) Project
by Kathleen A. McCarthy ... [and others] ; prepared in cooperation with the U.S. Army Environmental Center, U.S. Army Alaska, U.S. Army Corps of Engineers, Alaska District