%0 Journal Article %A Kalas, Josef %T Nonuniqueness theorem for a singular Cauchy problem. %J Georgian Mathematical Journal %D 2000 %P 317-327 %V 7 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/GMJ_2000__7_2_48912/ %G en %F GMJ_2000__7_2_48912