TY - RPRT TI - Using pebble lithology and roundness to interpret gravel provenance in piedmont fluvial systems of the Rocky Mountains, USA AU - D. A. Lindsey AU - W. H. Langer AU - B. S. Van Gosen PY - 2007 DO - 10.1016/j.sedgeo.2007.02.006 UR - https://pubs.usgs.gov/publication/70031076 ID - 70031076 ER -