%0 Journal Article %A Hoffmann, Detlev W. %T On a conjecture of Izhboldin on similarity of quadratic forms %J Documenta mathematica %D 1999 %P 61-64 %V 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DOCMA_1999__4__a18/ %G en %F DOCMA_1999__4__a18