@article{10_4153_CJM_2004_029_8,
     author = {\'Sniatycki, J\k{e}drzej},
     title = {Multisymplectic {Reduction} for {Proper} {Actions}},
     journal = {Canadian journal of mathematics},
     pages = {638--654},
     year = {2004},
     volume = {56},
     number = {3},
     doi = {10.4153/CJM-2004-029-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2004-029-8/}
}