TY - RPRT TI - U.S. Geological Survey groundwater toolbox, a graphical and mapping interface for analysis of hydrologic data (version 1.0): user guide for estimation of base flow, runoff, and groundwater recharge from streamflow data AU - Paul M. Barlow AU - William L. Cunningham AU - Tong Zhai AU - Mark Gray PY - 2015 DO - 10.3133/tm3b10 UR - https://pubs.usgs.gov/publication/tm3B10 ID - tm3B10 ER -