%0 Journal Article %A Gómez-Mont, Xavier %A Mardešić, Pavao %T The index of a vector field tangent to a hypersurface and the signature of the relative jacobian determinant %J Annales de l'Institut Fourier %D 1997 %P 1523-1539 %V 47 %N 5 %I Association des Annales de l’institut Fourier %U https://aif.centre-mersenne.org/articles/10.5802/aif.1608/ %R 10.5802/aif.1608 %G en %F AIF_1997__47_5_1523_0