Douglas J. Nichols
Aus WORLDFISH WIKI
Douglas J. Nichols
Publikationen
- Murphy, E.C., Nichols, D.J., Hoganson, J.W. & Forsman, N.F. 1995. The Cretaceous/Tertiary boundary in south-central North Dakota. North Dakota Geological Survey Report of Investigation, 98: 1–73. Zitatseite
- Pearson, D.A., Schaefer, T., Johnson, K.R., Nichols, D.J. & Hunter, J.P. 2002. Vertebrate biostratigraphy of the Hell Creek Formation in southwestern North Dakota and northwestern South Dakota. Pp. 145–167 in: Hartman, J.H., Johnson, K.R. & Nichols, D.J. (eds.): The Hell Creek Formation and the Cretaceous-Tertiary boundary in the northern Great Plains: an integrated continental record of the end of the Cretaceous. Geological Society of America Special Paper, 361. Zitatseite
