Robert Cooley Bamshad Mobasher Jaideep Srivastava Data Preparation for Mining World Wide Web Browsing Patterns. 5-32 1999 1 Knowl. Inf. Syst. 1 http://kais.mines.edu/~kais/WWW/Vol-1-1-abstracts.shtml#W131 db/journals/kais/kais1.html#CooleyMS99