@article{DOCMA_2002__7__a4,
     author = {Hausel, Tam\'as and Sturmfels, Bernd},
     title = {Toric hyperk\"ahler varieties},
     journal = {Documenta mathematica},
     pages = {495--534},
     publisher = {mathdoc},
     volume = {7},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DOCMA_2002__7__a4/}
}