TY - RPRT TI - Chemical indicators of subsurface temperature applied to hot spring waters of Yellowstone National Park, Wyoming, U.S.A. AU - R.O. Fournier AU - A.H. Truesdell PY - 1970 DO - 10.1016/0375-6505(70)90051-9 UR - https://pubs.usgs.gov/publication/70010079 ID - 70010079 ER -