TY - JOUR AU - Kalina, Martin TI - Mac Neille completion of centers and centers of Mac Neille completions of lattice effect algebras JO - Kybernetika PY - 2010 SP - 935 EP - 947 VL - 46 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_2010__46_6_a1/ LA - en ID - KYB_2010__46_6_a1 ER -