@article{CMH_1980__55_139816,
     author = {Dusa McDuff},
     title = {The homology of some groups of diffeomorphisms.},
     journal = {Commentarii mathematici Helvetici},
     pages = {97--129},
     publisher = {mathdoc},
     volume = {55},
     year = {1980},
     zbl = {0448.57015},
     url = {http://geodesic.mathdoc.fr/item/CMH_1980__55_139816/}
}