1. Size and shape in ontogeny and phylogeny;Alberch;Paleobiology,1979
2. Bezier, P.E., 1970. Emploi des machines à comande numérique. Ed. Masson, Paris.
3. Morphometric tool for landmark data;Bookstein,1991
4. Combining the tools of geometric morphometrics;Bookstein,1996
5. Biometrics, biomathematics, and the morphometrics synthesis;Bookstein;Bull. Math. Biol.,1996