TY - JOUR AU - Pondělíček, Bedřich TI - On representations of tolerance ordered commutative semigroups JO - Czechoslovak Mathematical Journal PY - 1981 SP - 153 EP - 158 VL - 31 IS - 1 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.21136/CMJ.1981.101732/ DO - 10.21136/CMJ.1981.101732 LA - en ID - 10_21136_CMJ_1981_101732 ER -