5Koperski K,Adhihary J,Han J.Mining knowledge in geographical data[J]. communications of ACM, 1999.
6K Koperski ,J Han.Discovery of Spatial Association Rules in Geographic Information Database[C].In:Proc.4^th Int'l Symp on Large Spatial Databases (SSD'95), Portland, Maine, 1995:47-66.
7Martin Ester, Hans-Peter Kriegel,Joerg Sander.Spatial Data Mining :A Database Approach[C].In:Proc of the Fifth Int Symp on Large Spatial Database(SSD'97), 1997.
8Batty M,Xie Y.Modelling Inside GIS:Part 1.Model Sructures,Exploratory Spatial Data Analysis and Aggregation[J].Int J GIS, 1994;8(3).
9Michael F Goodchild.Spatial Analysis Using GIS[M].Seminar Workbook of NCGIA, 1992-4.
10Amdrew Frank&May Egenhofer.Object-Oriented Database Technology for GIS[M].Seminar Workbook of NCGIA. 1990-11-29.
