@article{10_4153_CMB_2008_046_1,
     author = {Smoktunowicz, Agata},
     title = {On {Primitive} {Ideals} in {Graded} {Rings}},
     journal = {Canadian mathematical bulletin},
     pages = {460--466},
     year = {2008},
     volume = {51},
     number = {3},
     doi = {10.4153/CMB-2008-046-1},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-2008-046-1/}
}