@article{etna_vol32_pp17-32,
  author  = {Mika Juntunen and Rolf Stenberg},
  title   = {On a mixed discontinuous Galerkin method},
  journal = {Electron. Trans. Numer. Anal.},
  volume  = {32},
  year    = {2008},
  pages   = {17--32},
}