Lo Presti, G., V. Ferrari, M. Ferrari, F. Mosca, F. Giannessi, and R. Ruffoli. “Segmentation Procedure for the Generation of a 3D Model and Solid Replica of a Human Skull”. Italian Journal of Anatomy and Embryology, vol. 117, no. 2, Feb. 2013, p. 99, https://oajournals.fupress.net/index.php/ijae/article/view/4285.