%0 Journal Article %A Hayashi, Nakao %T Smoothing effect of small analytic solutions to nonlinear Schrödinger equations %J Annales de l'I.H.P. Physique théorique %D 1992 %P 385-394 %V 57 %N 4 %I Gauthier-Villars %U http://www.numdam.org/item/AIHPA_1992__57_4_385_0/ %G en %F AIHPA_1992__57_4_385_0