%0 Journal Article
%A Gonçalves Ribeiro, J. M.
%T Instability of symmetric stationary states for some nonlinear Schrödinger equations with an external magnetic field
%J Annales de l'I.H.P. Physique théorique
%D 1991
%P 403-433
%V 54
%N 4
%I Gauthier-Villars
%U http://www.numdam.org/item/AIHPA_1991__54_4_403_0/
%G en
%F AIHPA_1991__54_4_403_0