00455nas a2200193   4500000000100000008004100001260002500042100002100067700001600088700001500104700001300119700001500132700001700147700001700164700001500181700001400196245004400210490000700254       2003                            d  bSpringeraHeidelberg1 aZdzisław Pawlak1 aJ.F. Peters1 aA. Skowron1 aZ. Suraj1 aS. Ramanna1 aM. Borkowski1 aM. Inaiguchi1 aS. Tsumoto1 aS. Hirano00aRough set theory and granular computing0 v25