%0 Journal Article %A Hayashi, Nakao %A Naumkin, Pavel I. %T Asymptotic behaviour for Schrödinger equations with a quadratic nonlinearity in one-space dimension %J Electronic journal of differential equations %D 2001 %V 2001 %U http://geodesic.mathdoc.fr/item/EJDE_2001__2001__a84/ %G en %F EJDE_2001__2001__a84