1. Lecture Notes in Artificial Intelligence;D. Bianucci,2007
2. Lecture Notes in Artificial Intelligence;D. Bianucci,2007
3. Bianucci, D., Cattaneo, G., Ciucci, D.: Entropies and co–entropies of coverings with application to incomplete information systems. Fundam. Inform. 75, 77–105 (2007)
4. Lecture Notes in Artificial Intelligence;G. Cattaneo,2007
5. Bianucci, D.: Rough entropies for complete and incomplete information systems, Ph.D. thesis (2007)