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USGS General Publication

Clynne, M. A., Calvert, A. T., Champion, D. E., Muffler, L. P., Sawlan, M. G. & Downs, D. T. (2017). Age of the youngest volcanism at Eagle Lake, northeastern California—40Ar/39Ar and paleomagnetic results. U.S. Geological Survey Open-File Report , 2017-1027, 24 p. doi:10.3133/ofr20171027