1. A unified scheme for detecting fundamental curves in binary edge images;Asano,1994
2. Use of the Hough transformation to detect lines and curves in pictures;Duda;Comm. of the ACM,1972
3. Concrete Mathematics;Graham,1989
4. Method and means for recognizing complex patterns;Hough,1962
5. The Art of Computer Programming, II (Seminumerical Algorithms);Knuth,1981