TY - JOUR AU - Paul Dierker TI - Two complexes that are spines of the three ball JO - Fundamenta Mathematicae PY - 1970 SP - 283 EP - 286 VL - 66 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-66-3-283-286/ DO - 10.4064/fm-66-3-283-286 LA - en ID - 10_4064_fm_66_3_283_286 ER -