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- Zuidema, H. P., 1948, The touring public discovers Mato Tipi (Devils Tower, Wyo.): Earth Science Digest, v. 3, no. 1, p. 3-7.
- Halverson, D. L., 1980, Geology and petrology of the Devils Tower, Missouri Buttes and Barlow Canyon Area, Crook County Wyoming, Dissertation.
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