[1] The Dawson Cut Forest Bed in the Fairbanks area, Alaska, is about two million years old, 2003

Westgate, J. A., Preece, S. J., and Pewe, T. L., 2003, The Dawson Cut Forest Bed in the Fairbanks area, Alaska, is about two million years old: in Westgate, J. A., (ed.), Special issue dedicated to Troy Pewe, Quaternary Research, v. 60, n. 1, p. 2-8.

[2] Late Pliocene Dawson Cut forest bed and new tephrochronological findings in the Gold Hill Loess, east-central Alaska, 2009

Pewe, T.L., Westgate, J.A., Preece, S.J., Brown, P.M., and Leavitt, S.W., 2009, Late Pliocene Dawson Cut forest bed and new tephrochronological findings in the Gold Hill Loess, east-central Alaska: Geological Society of America Bulletin, v. 121, n. 1-2, p. 294-320, doi: 10.1130/B26323.1 .

[3] The Palisades is a key reference site for the middle Pleistocene of eastern Beringia: new evidence from paleomagnetics and regional tephrostratigraphy, 2013

Jensen, B.J.L., Reyes, A.V., Froese, D.G., and Stone, D.B., 2013, The Palisades is a key reference site for the middle Pleistocene of eastern Beringia: new evidence from paleomagnetics and regional tephrostratigraphy: Quaternary Science Reviews, v. 63, p. 91-108, http://dx.doi.org/10.1016/j.quascirev.2012.11.035

[4] Update on the late Cenozoic tephrochronology of the Gold Hill loess at Fairbanks, Alaska, and correlation with the Klondike goldfields in the Yukon, 2000

Westgate, J.A., Preece, S.J., Sandhu, A.S., and Froese, D.G., 2000, Update on the late Cenozoic tephrochronology of the Gold Hill loess at Fairbanks, Alaska, and correlation with the Klondike goldfields in the Yukon [abs.], in Troy Pewe Memorial Workshop: Paleoclimates and Paleoenvironments in Eastern Beringia and the Bering Land Bridge, Fairbanks, Alaska, August 21-24, 2000, Alaska Quaternary Center, University of Alaska Fairbanks.