M. Diem, R. Sablatnig:
"Border Detection Of Visual Tags";
Talk: 32nd Workshop of the Austrian Association for Pattern Recognition, Linz; 2008-05-26 - 2008-05-27; in: "Challenges in the Biosciences: Image Analysis and Pattern Recognition Aspects", OCG, 232 (2008), ISBN: 978-3-85403-232-8; 149 - 158.