1. Cliff, D., Ord, J.K.: Spatial Processes. Models and Applications. Pion, London (1981)
2. Griffith, D.A., Amrhein, C.G.: Statistical Analysis for Geographers. Prentice-Hall, Englewood Cliffs (1991)
3. Ahlbom, A., Norell, S.: Introduction to Modern Epidemiology. Epidemiology Resources Incorporated (1984)
4. Ghali, W.A., Knudtson, M.L.: Overview of the Alberta Provincial Project for Outcome Assessment in Coronary Heart Disease. Canadian Journal of Cardiology 16(10), 1225–1230 (2000)
5. Anselin, L.: Under the Hood. Issues in the Specification and Interpretation of Spatial Regression Models. Agricultural Economics, 27(3), 247–267 (2002)