1. DeMers, M.N.: Fundamentals of Geographic Information Systems, 2nd edn. John Wiley & Sons, Chichester (2000)
2. Dzeroski, S., Lavrac, N. (eds.): Relational Data Mining. Springer, Berlin, Germany (2001)
3. Egenhofer, M.J.: Reasoning about Binary Topological Relations. In: Proceedings of the Second Symposium on Large Spatial Databases, Zurich, Switzerland, pp. 143–160 (1991)
4. Elfeky, M.G., Saad, A.A., Fouad, S.A.: ODMQL: Object Data Mining Query Language. In: Proceedings of Symposium on Objects and Databases, Sophia Antipolis, France (2001)
5. Ester, M., Frommelt, A., Kriegel, H.P., Sander, J.: Algorithms for characterization and trend detection in spatial databases. In: Proceedings of the 4th Int. Conf. on Knowledge Discovery and Data Mining, New York City, NY, pp. 44–50 (1998)