1. Modestino, J.W., Fries, R.W.: Edge Detection in Noisy Images Using Recursive Digital Filtering. Computer Graphics and Image Processing, Vol. 6, S. 409–433 (1977).
2. Rosenfeld, Aai., Kak, A.C.: Digital Image Processing. Academic Press, New York, Chapter 8 (1976).
3. Montanari, U.: On the Optimal Detection of Curves in Noisy Pictures. Communications of the Association for Computing Machinery, Vol. 14, S. 335–345 (1971).
4. Bellman, R., Dreyfus, S.: Applied Dynamic Programming. Princeton Univ. Press, Princeton, New Jersey, 4. Aufl. (1971).
5. Kovalevsky, V.A.: Sequential Optimization in Pattern Recognition and Pattern Description. Proc. IFIP Congr., Int. Federation for Information Processing, Edinburgh, erschienen bei North-Holland Pub. Co., Amsterdam, S. 1603–1607 (1968).