TY - JOUR AU - Novotný, Jiří TI - The category of Pawlak machines JO - Czechoslovak Mathematical Journal PY - 1982 SP - 640 EP - 647 VL - 32 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1982.101842/ DO - 10.21136/CMJ.1982.101842 LA - en ID - 10_21136_CMJ_1982_101842 ER -