@article{etna_vol22_pp41-70,
  author  = {M. Arioli and G. Manzini},
  title   = {A network programming approach in solving Darcy's equations by mixed finite-element methods},
  journal = {Electron. Trans. Numer. Anal.},
  volume  = {22},
  year    = {2006},
  pages   = {41--70},
}