%0 Journal Article %A Yves Pomeau %T Fundamental problems in brittle fracture: unstable cracks and delayed breaking %J Comptes Rendus. Mécanique %D 2002 %P 249-257 %V 330 %N 4 %I Elsevier %R 10.1016/S1631-0721(02)01456-0 %G en %F CRMECA_2002__330_4_249_0