1. Ball, G.H., Hall, D.J., 1964. Some fundamental concepts and synthesis procedures for pattern recognition preprocessors. In: Proc. Internat. Conf. on Microwaves, Circuit Theory, and Information Theory, September, Tokyo
2. The use of a similarity codefficient-based method to perform clustering analysis to a large set of data with dissimilar parts;Cedno;Comput. Industry Eng.,1997
3. A clustering separation measure;Davies;IEEE Trans. Pattern Anal. Machine Intell.,1979
4. Algorithms that Cluster Data;Dubes,1987
5. Pattern Classification and Scene Analysis;Duda,1973