Hossfeld, Michael, Weiyi Chu, Markus Adameck, and Manfred Eich. “Fast 3D-Vision System to Classify Metallic Coins by Their Embossed Topography”. ELCVIA Electronic Letters on Computer Vision and Image Analysis 5, no. 4 (December 1, 2006): 47–63. Accessed June 4, 2025. https://elcvia.cvc.uab.cat/article/view/v5-n4-hossfeld-chu-adameck-et-al.