Disruption of the terrestrial plant ecosystem at the Cretaceous-Tertiary boundary, western interior von Tschudy, R.H, Pillmore, C.L, Orth, C.J, Gilmore, J.S, Knight, J.D

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An Iridium Abundance Anomaly at the Palynological Cretaceous-Tertiary Boundary in Northern New Mexico von Orth, Charles J., Gilmore, James S., Knight, Jere D., Pillmore, Charles L., Tschudy, Robert H., Fassett, James E.

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Geologic Framework of Nonmarine Cretaceous-Tertiary Boundary Sites, Raton Basin, New Mexico and Colorado von Pillmore, C. L., Tschudy, R. H., Orth, C. J., Gilmore, J. S., Knight, J. D.

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Computer-assisted photogrammetric mapping systems for geologic studies—A progress report von Pillmore, C.L., Dueholm, K.S., Jepsen, H.S., Schuch, C.H.

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