TY - RPRT TI - Using hydrogeology to identify the source of groundwater to Montezuma Well, a natural spring in central Arizona: part 1 AU - Raymond H. Johnson AU - Ed H. DeWitt AU - L. Rick Arnold PY - 2012 DO - 10.1007/s12665-012-1801-1 UR - https://pubs.usgs.gov/publication/70048306 ID - 70048306 ER -