McCoy, Scott W., Jeffrey A. Coe, Jason W. Kean, Greg E. Tucker, Dennis M. Staley, and Thad A. Wasklewicz. “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”. Italian journal of engineering geology and environment, no. 1 (June 30, 2011): 65–75. Accessed May 23, 2024. https://rosa.uniroma1.it/rosa02/engineering_geology_environment/article/view/964.