%0 Journal Article %A V.G. Kac %A I.B. Frenkel %T Basic Representations of Affine Lie Algebras and Dual Resonance Models. %J Inventiones mathematicae %D 1980 %P 23-66 %V 62 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1980__62_142765/ %F IM_1980__62_142765