1. A survey of threshold selection techniques;Weszka;Computer Graphics Image Processing,1978
2. An automated apparatus for cancer prescreening: CYBEST;Watanabe;Computer Graphics Image Processing,1974
3. Boundary Detection of Radiographic Images by a Threshold Method;Chow,1972
4. Threshold Selection Techniques-2, TR-260;Weszka,1973
5. Histogram modification for threshold selection;Weszka;IEEE Trans. Syst. Man Cybern.,1979