%0 Journal Article %A J. N. Mather %T Stability of $C^\infty$ mappings. VI. The nice dimensions %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1974 %V 29 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1974_29_1_a10/ %G ru %F RM_1974_29_1_a10