@INPROCEEDINGS{1995-ISASD-Han,
  TITLE = {Discovery of Spatial Association Rules in Geographic Information Databases},
  BOOKTITLE = {Proceedings of the 4th International Symposium on Advances in Spatial Databases, SSD'95},
  AUTHOR = {Koperski, K. and Han, J.},
  PAGES = {47-66},
  ADDRESS = {Portland, Maine, USA}, 
  YEAR = {1996}
}