The Journal of Archaeological Science have published a recent paper by Dr Stephen Lycett and Dr Noreen von Cramon-Taubadel.
Lycett, S.J. & von Cramon-Taubadel, N. (2013). A 3D morphometric analysis of surface geometry in Levallois cores: Patterns of stability and variability across regions and their implications. Journal of Archaeological Science 40 (3): 1508-1517