TY - RPRT TI - Experimental flights using a small unmanned aircraft system for mapping emergent sandbars AU - Paul J. Kinzel AU - Mark A. Bauer AU - Mark R. Feller AU - Christopher Holmquist-Johnson AU - Todd Preston PY - 2015 DO - 10.1353/gpr.2015.0018 UR - https://pubs.usgs.gov/publication/70170326 ID - 70170326 ER -