TY - RPRT TI - Preliminary audio-magnetotelluric results for parts of the Butte and Dillon 1 degree x 2 degrees Quadrangles, Montana and Idaho AU - D.B. Hoover AU - C. L. Long AU - H. E. Kaufmann AU - J. H. Hassemer PY - 1982 DO - 10.3133/ofr82711 UR - https://pubs.usgs.gov/publication/ofr82711 ID - ofr82711 ER -