%0 Journal Article %A B. Cadre %T On a functional version of the convergence of a quadratic form in independent martingales to a $\chi^2$ distribution %J Teoriâ veroâtnostej i ee primeneniâ %D 1998 %P 82-96 %V 43 %N 1 %U http://geodesic.mathdoc.fr/item/TVP_1998_43_1_a5/ %G en %F TVP_1998_43_1_a5