%0 Journal Article %A S. S. Kharibegashvili %T On the nonexistence of global solutions of the characteristic Cauchy problem for a nonlinear wave equation in a conical domain %J Differencialʹnye uravneniâ %D 2006 %P 261-271 %V 42 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2006_42_2_a14/ %G ru %F DE_2006_42_2_a14