Palynological dating of Upper Cretaceous to middle Eocene strata in the Sagavanirktok and Canning Formations, North Slope of Alaska [microform] / by Norman O. Frederiksen ... [et al.] (Open-file report ; 98-471)
Palynological dating of Upper Cretaceous to middle Eocene strata in the Sagavanirktok and Canning Formations, North Slope of Alaska [microform] / by Norman O. Frederiksen ... [et al.]