TY - RPRT TI - Users manual for an expert system (HSPEXP) for calibration of the hydrological simulation program; Fortran AU - A.M. Lumb AU - R.B. McCammon AU - J.L. Kittle PY - 1994 DO - 10.3133/wri944168 UR - https://pubs.usgs.gov/publication/wri944168 ID - wri944168 ER -