%0 Journal Article %A B. A. Rozenfel'd %A I. V. Kunakova %T Hyperbolic spaces of fractional index, and quasi-elliptic spaces of fractional defect %J Trudy Geometricheskogo Seminara %D 1976 %P 88-104 %V 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUTGS_1976_9_a11/ %G ru %F KUTGS_1976_9_a11