TY - JOUR AU - D. B. Fuchs TI - Eckmann--Hilton duality and the theory of functors in the category of topological spaces JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1966 SP - 1 EP - 33 VL - 21 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1966_21_2_a0/ LA - en ID - RM_1966_21_2_a0 ER -