TY - JOUR AU - Hetzer, Georg TI - Some applications of the coincidence degree for set-contractions to functional differential equations of neutral type JO - Commentationes Mathematicae Universitatis Carolinae PY - 1975 SP - 121 EP - 138 VL - 16 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMUC_1975__16_1_a9/ LA - en ID - CMUC_1975__16_1_a9 ER -