%0 Journal Article %A N. P. Dolbilin %A M. A. Shtan'ko %A M. I. Shtogrin %T On rigidity of polyhedral spheres with even-angle faces %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1996 %P 543-544 %V 51 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1996_51_3_a7/ %G en %F RM_1996_51_3_a7