1. On bandwidth variation in kernel estimates - a square root law;Abramson;Ann. Statist.,1982
2. Spatial interaction and the statistical analysis of lattice systems (with Discussion);Besag;J. R. Statist. Soc. B,1974
3. Some methods of the statistical analysis for spatial data;Besag;Bull. Int. Statist. Inst.,1977
4. Besag , J. E. 1983 Spatial discriminant analysis University of Durham Technical Report.