@ARTICLE{2004-DMKD-Han, AUTHOR = {Han, J. and Pei J. and Yin, Y. and Mao, R.}, TITLE = {Mining Frequent Patterns without Candidate Generation: A Frequent-Pattern Tree Approach}, JOURNAL = {Data Mining and Knowledge Discovery}, VOLUME = {8}, NUMBER = {1}, YEAR = {2004}, PAGES = {53 - 87} }