TY - JOUR AU - Liu, Yue AU - Ohta, Masahito AU - Todorova, Grozdena TI - Strong instability of solitary waves for nonlinear Klein-Gordon equations and generalized Boussinesq equations JO - Annales de l'I.H.P. Analyse non linéaire PY - 2007 SP - 539 EP - 548 VL - 24 IS - 4 PB - Elsevier UR - http://www.numdam.org/articles/10.1016/j.anihpc.2006.03.005/ DO - 10.1016/j.anihpc.2006.03.005 LA - en ID - AIHPC_2007__24_4_539_0 ER -