S. Zambanini, M. Kampel:
"Segmentation of Ancient Coins Based on Local Entropy and Gray Value Range";
Talk: Computer Vision Winter Workshop 2008, Moravske Toplice, Slovenia; 2008-02-04 - 2008-02-06; in: "Proceedings of the 13th Computer Vision Winter Workshop (CVWW'08)", J. Pers (ed.); (2008), ISBN: 978-961-90901-5-2.