Pawlak, Zdzisław; Skowron, Andrzej Rough sets and Boolean reasoning. (English) Zbl 1142.68551 Inf. Sci. 177, No. 1, 41-73 (2007). MSC: 68T37 68T05 68T10 PDFBibTeX XMLCite \textit{Z. Pawlak} and \textit{A. Skowron}, Inf. Sci. 177, No. 1, 41--73 (2007; Zbl 1142.68551) Full Text: DOI Link
Skowron, Andrzej; Synak, Piotr Complex patterns. (English) Zbl 1083.68122 Fundam. Inform. 60, No. 1-4, 351-366 (2004). MSC: 68T30 68T37 PDFBibTeX XMLCite \textit{A. Skowron} and \textit{P. Synak}, Fundam. Inform. 60, No. 1--4, 351--366 (2004; Zbl 1083.68122) Full Text: Link