TY - RPRT TI - Geomorphic segmentation, hydraulic geometry, and hydraulic microhabitats of the Niobrara River, Nebraska — Methods and initial results AU - Jason S. Alexander AU - Ronald B. Zelt AU - Nathaniel J. Schaepe PY - 2009 DO - 10.3133/sir20095008 UR - https://pubs.usgs.gov/publication/sir20095008 ID - sir20095008 ER -