TY - JOUR AU - Averna, Diego TI - Separation properties in $X$ and $2\sp X$ measurable multifunctions and graphs JO - Mathematica slovaca PY - 1991 SP - 51 EP - 60 VL - 41 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MASLO_1991__41_1_a7/ LA - en ID - MASLO_1991__41_1_a7 ER -