S. Hurwitz, King, J. C., Pederson, G. T., Martin, J. T., Damby, D. E., Manga, M., Hungerford, J. D. G., and Peek, S.,
“Yellowstone's Old Faithful Geyser Shut Down by a Severe Thirteenth Century Drought”,
Geophysical Research Letters, vol. 47, no. 20, p. e2020GL089871, 2020.
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