@article{IM_1984__77_143149,
     author = {Dusa McDuff},
     title = {Symplectic diffeomorphisms and the flux homomorphism.},
     journal = {Inventiones mathematicae},
     pages = {353--366},
     publisher = {mathdoc},
     volume = {77},
     year = {1984},
     zbl = {0538.53041},
     url = {http://geodesic.mathdoc.fr/item/IM_1984__77_143149/}
}