%0 Journal Article %A Eloulaimi, R. %A Guedda, M. %T Nonexistence of global solutions of nonlinear wave equations. %J Portugaliae mathematica %D 2001 %P 449-460 %V 58 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_2001__58_4_52870/ %G en %F PORMA_2001__58_4_52870