• Chadwick, W., et.al., 1985,
  Measurements of slope distances and vertical angles at Mount Baker and Mount Rainier, Washington, Mount Hood and Crater Lake, Oregon, and Mount Shasta and Lassen Peak, California, 1980-1984
  -- USGS Open-File Report 85-205

• Dzurisin, D., 1992,
  Geodetic Leveling as a Tool for Studying Restless Volcanoes
  -- IN: Ewert and Swanson, (eds.), 1992, USGS Bulletin 1966

• Dzurisin, D., Cashman, K., and Sylvester, A.G., 1982,
  Tilt Measurements at Long Valley Caldera, California, May-August, 1982
  -- USGS Open-File Report 82-893

• Dzurisin, Christiansen, and Pierce, 1995,
  VOLCANO HAZARDS FACT SHEET: Yellowstone: Restless Volcanic Giant
  -- USGS Open-File Report 95-59

• Dzurisin, Johnson, and Symonds, 1983,
  Dry Tilt Network at Mount Rainier, Washington
  -- USGS Open-File Report 83-277

• Ewert, J.W., and Swanson, D.A., 1992,
  Monitoring Volcanoes: Techniques and Strategies Used by the Staff of the Cascades Volcano Observatory, 1980-90
  -- USGS Bulletin 1966, 223p.

• Iwatsubo, E.Y., Ewert, J.W., and Murray, T.L., 1992,
  Monitoring Radial Crack Deformation by Displacement Meters
  -- IN: USGS Bulletin 1966

• Iwatsubo, E.Y., and Swanson, D.A., 1992,
  Trilateration and Distance-Measuring Techniques Used at Cascades and Other Volcanoes
  -- IN: USGS Bulletin 1966

• Iwatsubo, E.Y., and Swanson, D.A., 1992,
  Methods Used to Monitor Deformation of the Crater Floor and Lava Dome at Mount St. Helens, Washington
  -- IN: USGS Bulletin 1966

• Iwatsubo, E.Y., Topinka, L., and Swanson, D.A., 1992,
  Slope-Distance Measurements to the Flanks of Mount St. Helens, Late 1980 through 1989
  -- IN: USGS Bulletin 1966

• Iwatsubo, E.Y., Topinka, L., and Swanson, D.A., 1988,
  Measurements of slope distances and zenith angles at Newberry and South Sister volcanoes, Oregon, 1985-1986
  -- USGS Open-File Report 88-377

• Kleinman, J.W., Iwatsubo, E.Y., Power, J.A., and Endo, E.T., 1997,
  REPORT: Geodetic Studies in the Novarupta Area, Katmai National Park, Alaska, 1990 to 1995
  -- IN: Dumoulin and Grey (eds.), 1997, USGS Professional Paper 1574

• Swanson, D.A., et.al., 1987,
  Growth of the lava dome at Mount St. Helens, Washington, (USA), 1981-1983
  -- IN: GSA Special Paper 212

• Swanson, D.A., and Holcomb, R.T., 1989,
  Regularities in Growth of the Mount St. Helens Dacite Dome, 1980-1986

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