M. Sezgin; B. Sankur (2004). "Survey over image thresholding techniques and quantitative performance evaluation". Journal of Electronic Imaging. 13 (1): 146-165. doi:10.1117/1.1631315.
Nobuyuki Otsu (1979). "A threshold selection method from gray-level histograms". IEEE Trans. Sys. Man. Cyber. 9 (1): 62-66. doi:10.1109/TSMC.1979.4310076.
Huang, Deng-Yuan (2009). "Optimal multi-level thresholding using a two-stage Otsu optimization approach". Pattern Recognition Letters. 30 (3): 275-284. doi:10.1016/j.patrec.2008.10.003.
Kittler, Josef; Illingworth, John (1985). "On threshold selection using clustering criteria". IEEE Transactions on Systems, Man and Cybernetics. SMC-15 (5): 652-655. doi:10.1109/tsmc.1985.6313443.
Lee, Sang Uk and Chung, Seok Yoon and Park, Rae Hong (1990). "A comparative performance study of several global thresholding techniques for segmentation". Computer Vision, Graphics, and Image Processing. 52 (2): 171-190. doi:10.1016/0734-189x(90)90053-x.KB1 bakım: Birden fazla ad: yazar listesi (link)
Zhang, Jun; Hu, Jinglu (2008). "Image segmentation based on 2D Otsu method with histogram analysis". Computer Science and Software Engineering, 2008 International Conference on. 6: 105-108. doi:10.1109/CSSE.2008.206. ISBN978-0-7695-3336-0.