TY - RPRT TI - Carving Grand Canyon’s inner gorge: A test of steady incision versus rapid knickzone migration AU - Ryan S. Crow AU - Karl E. Karlstrom AU - Laura J. Crossey AU - Victor Polyak AU - Yemane Asmerom AU - William C. McIntosh PY - 2018 DO - 10.1130/ges01562.1 UR - https://pubs.usgs.gov/publication/70198792 ID - 70198792 ER -