TY - RPRT TI - Magnetotelluric survey to characterize the Sunnyside porphyry copper system in the Patagonia Mountains, Arizona AU - Brian D. Rodriguez AU - Jay A. Sampson PY - 2010 DO - 10.3133/ofr20101171 UR - https://pubs.usgs.gov/publication/ofr20101171 ID - ofr20101171 ER -