TY - RPRT TI - Quaternary incision rates and drainage evolution of the Uncompahgre and Gunnison Rivers, western Colorado, as calibrated by the Lava Creek B ash AU - Andrew L. Darling AU - Karl E. Karlstrom AU - Andres Aslan AU - Rex D. Cole AU - Charles Betton AU - Elmira Wan PY - 2009 DO - 10.2113/gsrocky.44.1.71 UR - https://pubs.usgs.gov/publication/70239188 ID - 70239188 ER -