%0 Journal Article %A Allen Y. Leung %A J.R. Vanstone %T An integral formula in differential geometry via mixed exterior algebra. %J Manuscripta mathematica %D 1993 %P 69-84 %V 78 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1993__78_4_155796/ %F MM2_1993__78_4_155796