1. Algorithm 761: scattered-data surface fitting that has the accuracy of a cubic polynomial;Akima;Association Computing Machinery Transactions on Mathematical Software,1996
2. Exploratory spatial data analysis linking SpaceStat and ArcView;Anselin,1997
3. Linking GIS and spatial data analysis in practice;Anselin;Geographical Systems,1993
4. Interactive Spatial Data Analysis;Bailey,1995
5. Scripting and toolbox approaches to spatial analysis in a GIS context;Bivand,1996