1. Gonzalez RC, Woods RE (2008) Digital image processing. Prentice Hall, Upper Saddle River
2. Zhuravlev JI, Gurevich IB (1989) Pattern recognition and image recognition. Recogn Classif Prognosis 2(2):5–72 (in Russian)
3. Jahne B (2005) Digital image processing: concepts, algorithms, and scientific applications. Springer, Berlin
4. Soifer VA (2003) Methods of computer processing of images. Fizmatlit, Moscow (in Russian)
5. Canny J (1986) A computational approach to edge detection. IEEE Trans Pattern Anal Mach Intell PAMI-8(6):679–698