1. H. Blum, A transformation for extracting new descriptors of shape. In: Weiant Whaten-Dunn (Ed.), Symp. Models for Speech and Visual Form, MIT Press, 1967.
2. D. Attali, J.-D. Boisonnat, H. Edelsbrunner, Stability and computation of medial axes—a state-of-the-art report. Available from: .
3. Ligature instabilities in the perceptual organization of shape;August;Proceedings of IEEE CVPR,1999
4. R. Katz, S. Pizer, Untangling the Blum medial axis transform, IJCV Special UNC-MIDAG issue, vol. 55 (2/3), 2003, pp 139–153.
5. (3,4)-Weighted skeleton decomposition for pattern representation and description;Sanniti di Baja;Pattern Recognition,1994