TY - RPRT TI - Hydrogeology and simulated effects of ground-water development on an unconfined aquifer in the Closed Basin Division, San Luis Valley, Colorado AU - G.J. Leonard AU - Kenneth R. Watts PY - 1988 DO - 10.3133/wri874284 UR - https://pubs.usgs.gov/publication/wri874284 ID - wri874284 ER -