TY - RPRT TI - Palynological dating of Upper Cretaceous to middle Eocene strata in the Sagavanirktok and Canning formations, North Slope of Alaska AU - N. O. Frederiksen AU - V.A. Andrle AU - T.P. Sheehan AU - T. A. Ager AU - T. S. Collett AU - T. D. Fouch AU - K. J. Franczyk AU - M. J. Johnsson PY - 1998 DO - 10.3133/ofr98471 UR - https://pubs.usgs.gov/publication/ofr98471 ID - ofr98471 ER -