%0 Journal Article %A I. M. Gel'fand %A M. I. Graev %A V. S. Retakh %T General gamma functions, exponentials, and hypergeometric functions %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1998 %P 1-55 %V 53 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1998_53_1_a0/ %G en %F RM_1998_53_1_a0