Books by Lech Polkowski
Current Research in the Rock A
Current Research in the Rock Art of the Eastern Sahara. in Memory of Dirk Huyge .
Thriving Rough Sets
Granular Computing in Decision Approximation
Rough sets in knowledge discovery 2
Rough set methods and applications
Approximate Reasoning by Parts
Rough Sets in Knowledge Discovery 2
Studies in Fuzziness and Soft Computing