@article{MZ_1996__223_3_174936,
     author = {Yu V. Chekanov},
     title = {Lagrangian tori in a sympletic vector space and global symplectomorphisms.},
     journal = {Mathematische Zeitschrift},
     pages = {547--560},
     publisher = {mathdoc},
     volume = {223},
     number = {3},
     year = {1996},
     zbl = {0877.58024},
     url = {http://geodesic.mathdoc.fr/item/MZ_1996__223_3_174936/}
}