@article{GDZPPN002066777, title = {Properties of the scattering map II.}, journal = {Commentarii mathematici Helvetici}, volume = {63}, year = {1988}, pages = {150-168}, zbl = {0694.34022}, url = {http://dml.mathdoc.fr/item/GDZPPN002066777} }
Kappeler, Thomas; Trubowitz, Eugene. Properties of the scattering map II.. Commentarii mathematici Helvetici, Tome 63 (1988) pp. 150-168. http://gdmltest.u-ga.fr/item/GDZPPN002066777/