TY - RPRT TI - Digital database architecture and delineation methodology for deriving drainage basins, and a comparison of digitally and non-digitally derived numeric drainage areas AU - Jean A. Dupree AU - Richard M. Crowfoot PY - 2012 DO - 10.3133/tm11c6 UR - https://pubs.usgs.gov/publication/tm11C6 ID - tm11C6 ER -