Search for: [Subject and Keywords = zbiory przybliżone] OR [Subject and Keywords = logika rozmyta] OR [Subject and Keywords = teoria zbiorów przybliżonych] OR [Subject and Keywords = logika matematyczna] OR [Subject and Keywords = pojęcia nieostre] OR [Subject and Keywords = reprezentacja wiedzy] OR [Title = Knowledge and uncertainty a rough sets approach] OR [Creator = Pawlak, Zdzisław]