TY - RPRT TI - Variability of differences between two approaches for determining ground-water discharge and pumpage, including effects of time trends, Lower Arkansas River Basin, southeastern Colorado, 1998-2002 AU - Brent M. Troutman AU - Patrick Edelmann AU - Russell G. Dash PY - 2005 DO - 10.3133/sir20055063 UR - https://pubs.usgs.gov/publication/sir20055063 ID - sir20055063 ER -