TY - RPRT TI - Observations of debris flows at Chalk Cliffs, Colorado, USA: Part 1, in-situ measurements of flow dynamics, tracer particle movement and video imagery from the summer of 2009 AU - Scott W. McCoy AU - Jeffrey A. Coe AU - Jason W. Kean AU - Greg E. Tucker AU - Dennis M. Staley AU - Thad A. Wasklewicz PY - 2011 DO - 10.4408/ijege.2011-03.b-078 UR - https://pubs.usgs.gov/publication/70003928 ID - 70003928 ER -