@article{escidoc:0922,
  title = {{Diffusion of hydrogen in heterogeneous systems}},
  journal = {{Applied Physics A-Materials Science \& Processing}},
  volume = {72},
  number = {2},
  pages = {197--208},
  year = {2001},
  author = {Herrmann, A. and Schimmele, L. and M\"ossinger, J. and Hirscher, M. and Kronm\"uller, H.}
}