Qin Ding Qiang Ding William Perrizo PARM - An Efficient Algorithm to Mine Association Rules From Spatial Data. 1513-1524 2008 38 IEEE Transactions on Systems, Man, and Cybernetics, Part B 6 http://dx.doi.org/10.1109/TSMCB.2008.927730 db/journals/tsmc/tsmcb38.html#DingDP08