1. Late Quaternary Environmental History of the Tanana Valley, Alaska;Ager;Ohio State University Institute for Polar Studies Report 54,1975
2. Holocene vegetational history of Alaska;Ager,1983
3. Quaternary palynology and vegetational history of Alaska;Ager,1985
4. Anderson's Flora of Alaska and Adjacent Parts of Canada;Anderson,1974
5. Late Quaternary vegetational change in the Kotzebue Sound area, northwestern Alaska;Anderson;Quaternary Research,1985