TY - JOUR AU - Karol Borsuk TI - Concerning the classification of topological spaces from the stand point of the theory of retracts JO - Fundamenta Mathematicae PY - 1958 SP - 321 EP - 330 VL - 46 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-46-3-321-330/ DO - 10.4064/fm-46-3-321-330 LA - en ID - 10_4064_fm_46_3_321_330 ER -