Cluster analysis of internet users based on hourly traffic utilization
          Oliveira, M. Rosário; Valadas, Rui; Pacheco, António; Salvador, P.  
          
          Procs. Int. Working Conference on Performance Modeling and Evaluation of Heterogeneuous Networks - HET-NETs, Ilkley, West Yorkshire, UK, July 21-23 (2003), 1: 56/1-56/14  
            
           
            
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