Spath, H., & Bull, U. (1980). Cluster analysis algorithms for data reduction and classification of objects. Chichester, U.K. : ; New York: Ellis Horwood, Halsted Press.
Παραπομπή Chicago StyleSpath, Helmuth, and Ursula Bull. Cluster Analysis Algorithms for Data Reduction and Classification of Objects. Chichester, U.K. : ; New York: Ellis Horwood, Halsted Press, 1980.
Παραπομπή MLASpath, Helmuth, and Ursula Bull. Cluster Analysis Algorithms for Data Reduction and Classification of Objects. Chichester, U.K. : ; New York: Ellis Horwood, Halsted Press, 1980.
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