@article{02206533, title = {Homotopy properties of Hamiltonian group actions.}, journal = {Geometry \& Topology}, volume = {5}, year = {2005}, pages = {121-162}, doi = {10.2140/gt.2005.9.121}, zbl = {1077.53072}, language = {en}, url = {http://dml.mathdoc.fr/item/02206533} }
Kȩdra, Jarek; McDuff, Dusa. Homotopy properties of Hamiltonian group actions.. Geometry & Topology, Tome 5 (2005) pp. 121-162. doi : 10.2140/gt.2005.9.121. http://gdmltest.u-ga.fr/item/02206533/