Webb, Esmee:

Webb, Esmee, and David Rindos
  1997  The Mode and Tempo of the Initial Human Colonization of Empty Landmasses: Sahul and the Americas Compared. In Rediscovering Darwin: Evolutionary Theory in Archaeological Explanation, edited by C. Michael Barton and Geoffrey A. Clark, pp. 3-18. American Anthropological Association, Archeological Papers No. 7. Washington, D.C.