TY - JOUR AU - Szász, G. TI - On the De Morgan formulae and the antitony of complements in lattices JO - Czechoslovak Mathematical Journal PY - 1978 SP - 400 EP - 406 VL - 28 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1978.101545/ DO - 10.21136/CMJ.1978.101545 LA - en ID - 10_21136_CMJ_1978_101545 ER -