Search for: [Subject and Keywords = informatyka] OR [Subject and Keywords = systemy informacyjne] OR [Subject and Keywords = teoria zbiorów przybliżonych] OR [Subject and Keywords = bazy danych] OR [Subject and Keywords = logika matematyczna] OR [Subject and Keywords = systemy reprezentowania wiedzy] OR [Subject and Keywords = wnioskowanie indukcyjne] OR [Title = Knowledge representation systems. definability of informations] OR [Creator = Pawlak, Zdzisław] OR [Creator = Orłowska, Ewa] OR [Creator = Konrad, Erhard]