New Younger Dryas Extraterrestrial Extinction Hypothesis
Dryas/Terminal Rancholabrean Extinctions. Icarus (advance online
publication) doi:10.1016/j.icarus.2011.06.043
http://www.sciencedirect.com/science/article/pii/S0019103511002612
Dr. G. R. Brakenridge's Vitea
http://floodobservatory.colorado.edu/BrakenridgeVitae.pdf
Yours,
Paul H.
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