TY - JOUR AU - Sibe Mardešić AU - Jack Segal TI - Equivalence of the Borsuk and the ANR-system approach to shapes JO - Fundamenta Mathematicae PY - 1971 SP - 61 EP - 68 VL - 72 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-72-1-61-68/ DO - 10.4064/fm-72-1-61-68 LA - en ID - 10_4064_fm_72_1_61_68 ER -