Mudflows Resulting from the May 18, 1980, Eruption of Mount St. Helens, Washington: Hydrologic Effects of the Eruptions of Mount St. Helens, Washington, 1980, Issue 850
David Wellington Hubbell · Diane M. McKnight · John Cummans · John M. Klein · Luis A. Fusté · M. V. Shulters · Marshall E. Jennings · Melinda M. Brugman · N. P. Dion · Daphne G. Clifton · Gerald L. Feder · Julija M. Laenen · V. R. Schneider · Eric A. Stiles · Peter Edward Smith · Stuart W. McKenzie
Jan 1949 · U.S. Department of the Interior, Geological Survey