@article{PieperKlein2012,
  author    = {Martin Pieper and Peter Klein},
  title     = {Application of simple, periodic homogenization techniques to non-linear heat conduction problems in non-periodic, porous media},
  journal   = {Heat mass transfer},
  volume    = {48},
  number    = {2},
  pages     = {291 -- 300},
  doi       = {10.1007/s00231-011-0879-4},
  year      = {2012},
}