TY - RPRT TI - TRIGRS; a Fortran program for transient rainfall infiltration and grid-based regional slope-stability analysis AU - Rex L. Baum AU - William Z. Savage AU - Jonathan W. Godt PY - 2002 DO - 10.3133/ofr02424 UR - https://pubs.usgs.gov/publication/ofr02424 ID - ofr02424 ER -