- COSIT. 1993.
- COSIT. 1993.
- COSIT. 1993.
- Andrew U. Frank, Irene Campari, editors, Spatial Information Theory: A Theoretical Basis for GIS, International Conference COSIT 93, Marciana Marina, Elba Island, Italy, September 19-22, 1993, Proceedings. Volume 716 of Lecture Notes in Computer Science, Springer, 1993.