@article{GDZPPN002444046,
title = {Almost global existence of small solutions to quadratic nonlinear Sch\"ordinger equations in three space dimensions.},
journal = {Mathematische Zeitschrift},
volume = {220},
year = {1995},
pages = {119-140},
zbl = {0824.35026},
url = {http://dml.mathdoc.fr/item/GDZPPN002444046}
}
Ginibre, J.; Hayashi, N. Almost global existence of small solutions to quadratic nonlinear Schördinger equations in three space dimensions.. Mathematische Zeitschrift, Tome 220 (1995) pp. 119-140. http://gdmltest.u-ga.fr/item/GDZPPN002444046/