- A Statistical Method for Evaluating Systematic Relationships, Sokal R., Michener C., University of Kansas Science Bulletin, 38, 1958
- Hierarchical Grouping to Optimize an Objective Function, Ward Jr J. H., Journal of the American Statistical Association. 58(301), 1963
- LINNEO+: A Classification Methodology for Ill-structured Domains, Bejar J., Cortes U., Poch M., Research report RT-93-10-R. Dept. Llenguatges i Sistemes Informatics, Barcelona, 1993
- Machine Learning Algorithms, Second Edition, Bonaccorso G., Packt Publishing, 2018
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