TY - JOUR AU - Olejček, Vladimír TI - An atomic MV-effect algebra with non-atomic center JO - Kybernetika PY - 2007 SP - 343 EP - 346 VL - 43 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_2007__43_3_a5/ LA - en ID - KYB_2007__43_3_a5 ER -