TY - RPRT TI - Audio-magnetotelluric survey to characterize the Sunnyside porphyry copper system in the Patagonia Mountains, Arizona AU - Jay A. Sampson AU - Brian D. Rodriguez PY - 2010 DO - 10.3133/ofr20101311 UR - https://pubs.usgs.gov/publication/ofr20101311 ID - ofr20101311 ER -