TY - JOUR AU - D. B. Fuchs TI - Some remarks on the duality of functors in the category of abelian groups JO - Doklady Akademii Nauk PY - 1967 SP - 273 EP - 276 VL - 176 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1967_176_2_a9/ LA - ru ID - DAN_1967_176_2_a9 ER -