@Article{SCI:Kir1999a,
  author =    "R.M. Kirby and T.C. Warburton and I. Lomtev and
              G.E. Karniadakis",
  title =     "A Discontinuous Galerkin Spectral/hp Method on
              Hybrid Grids",
  journal =   "Journal of Applied Numerical Mathematics",
  volume =    "33",
  pages =     "393--405",
  year =      "1999",
}