Ioannis Pratikakis and Basilis Gatos and Konstantinos Ntirogiannis, ICDAR 2013 Document Image Binarization Contest (DIBCO 2013), In 12th International Conference on Document Analysis and Recognition, ICDAR 2013, Washington, DC, USA, August 25-28, 2013, IEEE Computer Society, (Pages: 1471–1476), 2013.[url][doi]