TY - RPRT TI - Hydrogeology of the unsaturated zone, North Ramp area of the Exploratory Studies Facility, Yucca Mountain, Nevada AU - Edward M. Kwicklis AU - Daniel C. Gillies PY - 1999 DO - 10.3133/wri984050 UR - https://pubs.usgs.gov/publication/wri984050 ID - wri984050 ER -