TY - JOUR AU - V. Bryant TI - Undirected strict gammoids JO - Fundamenta Mathematicae PY - 1984 SP - 1 EP - 5 VL - 120 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-120-1-1-5/ DO - 10.4064/fm-120-1-1-5 LA - en ID - 10_4064_fm_120_1_1_5 ER -