%0 Journal Article %A Novotný, Jiří %T The category of Pawlak machines %J Czechoslovak Mathematical Journal %D 1982 %P 640-647 %V 32 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1982.101842/ %R 10.21136/CMJ.1982.101842 %G en %F 10_21136_CMJ_1982_101842