TY - RPRT TI - Ground-water quality in the central High Plains aquifer, Colorado, Kansas, New Mexico, Oklahoma, and Texas, 1999 AU - Mark F. Becker AU - Breton W. Bruce AU - Larry M. Pope AU - William J. Andrews PY - 2002 DO - 10.3133/wri20024112 UR - https://pubs.usgs.gov/publication/wri20024112 ID - wri20024112 ER -