%0 Journal Article %A I. I. Bodrenko %T A characteristic feature of the~$n$-dimensional sphere in the~Euclidean space $E^{n+p}$ %J Sbornik. Mathematics %D 1995 %P 315-320 %V 83 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1995_83_2_a1/ %G en %F SM_1995_83_2_a1