@article{10_1090_S0894_0347_07_00563_2,
     author = {Karagueuzian, Dikran and Symonds, Peter},
     title = {The module structure of a group action on a polynomial ring: {A} finiteness theorem},
     journal = {Journal of the American Mathematical Society},
     pages = {931--967},
     publisher = {mathdoc},
     volume = {20},
     number = {4},
     year = {2007},
     doi = {10.1090/S0894-0347-07-00563-2},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-07-00563-2/}
}