Books by Douglas J. Nichols
Plants and the K-T boundary
The Hell Creek Formation and the Cretaceous-Tertiary boundary in the northern Great Plains
Palynostratigraphy in relation
Palynostratigraphy in relation to sequence stratigraphy, Straight Cliffs Formation (Upper Cretaceous), Kaiparowits Plateau, Utah
Palynostratigraphy of the Tull
Palynostratigraphy of the Tullock Member (lower Paleocene) of the Fort Union Formation in the Powder River Basin, Montana and Wyoming
Palynology of the Currant Cree
Palynology of the Currant Creek and Mesaverde formations, in the Currant Creek-Duchesne River area, Duchesne and Wasatch Counties, Utah
Palynology in relation to depo
Palynology in relation to depositional environments of lignite in the Wilcox group (early Tertiary) in Texas