%0 Journal Article %A D. Del Santo %A E. Mitidieri %T Blow-up of solutions of a hyperbolic system: the critical case %J Differencialʹnye uravneniâ %D 1998 %P 1155-1161 %V 34 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1998_34_9_a0/ %G ru %F DE_1998_34_9_a0