TY - RPRT TI - Evaluation of airborne image data and LIDAR main stem data for monitoring physical resources within the Colorado River ecosystem AU - Philip A. Davis AU - Mark R. Rosiek AU - Donna M. Galuszka PY - 2002 DO - 10.3133/ofr02469 UR - https://pubs.usgs.gov/publication/ofr02469 ID - ofr02469 ER -