TY - RPRT TI - Surficial geologic tools in fluvial geomorphology: chapter 2 AU - Robert B. Jacobson AU - James E. O'Connor AU - Takashi Oguchi PY - 2005 DO - 10.1002/0470868333.ch2 UR - https://pubs.usgs.gov/publication/70187848 ID - 70187848 ER -