TY - JOUR AU - Kürbis, Nils TI - Two Treatments of Definite Descriptions in Intuitionist Negative Free Logic JO - Bulletin of the Section of Logic PY - 2019 VL - 48 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/BSL_2019_48_4_a4/ LA - en ID - BSL_2019_48_4_a4 ER -