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@article{MZ_1990__203_3_174124, author = {Pierre-A. Vuillermot}, title = {Quasiperiodic {Soliton} {Solutions} to {Nonlinear} {Klein-Gordon} {Equations} on {IR2.}}, journal = {Mathematische Zeitschrift}, pages = {235--254}, publisher = {mathdoc}, volume = {203}, number = {3}, year = {1990}, zbl = {0666.35076}, url = {http://geodesic.mathdoc.fr/item/MZ_1990__203_3_174124/} }
Pierre-A. Vuillermot. Quasiperiodic Soliton Solutions to Nonlinear Klein-Gordon Equations on IR2.. Mathematische Zeitschrift, Tome 203 (1990) no. 3, pp. 235-254. http://geodesic.mathdoc.fr/item/MZ_1990__203_3_174124/