TY - JOUR AU - P. V. Yagodovskii TI - Dual multivalued groups JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2009 SP - 955 EP - 957 VL - 64 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_2009_64_5_a7/ LA - en ID - RM_2009_64_5_a7 ER -