@article{11144,
  author = {Bj{\o}rn Nielsen and Tomas Ruud and Glenn Lines and Aslak Tveito},
  title = {Optimal Monodomain Approximations of the Bidomain Equations},
  year = {2007},
  journal = {Applied Mathematics and Computation},
  volume = {184},
  number = {2},
  pages = {276-290},
  month = {January},
}