@ARTICLE{2003-AC-CZhang,
  AUTHOR = {Zhang, S. and Zhang, C.},
  TITLE = {Discovering Associations in Very Large Databases by Approximating},
  JOURNAL = {Acta Cybernetica},
  VOLUME = {16},
  NUMBER = {1},
  YEAR = {2003},
  PAGES = {155 - 177}
}