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Amidon, William H., G. Burch Fisher, Douglas W. Burbank, Patricia L. Ciccioli, Ricardo N. Alonso, Andrew L. Gorin, Perri H. Silverhart, Andrew R. C. Kylander-Clark, a Michael S. Christoffersen. "Mio-Pliocene Aridity in the South-central Andes Associated With Southern Hemisphere Cold Periods." Proc Natl Acad Sci U S A 2017.

Amidon, William H., et al. "Mio-Pliocene Aridity in the South-central Andes Associated With Southern Hemisphere Cold Periods." Proc Natl Acad Sci U S A 2017.