2Margaret H Dunham.Data Mining Introductory and Ad-vanced Topics[]..2003
3Gordon S Linoff,Michael J.A Berry.Mining the Web:Transforming Customer Data into Customer Value.Hobo-ken[]..2001
4Jaideep Scrivastava,Robert Cooley,Mukund Deshpande,et al.Web usage mining:Discovery and applications of usage patterns from web data[].Philadelphia:SIGKDD Explorations.2000