@article{HagemannOBryan2006,
  author    = {Hans-J{\"u}rgen Hagemann and H. M. O´Bryan},
  title     = {Grain boundary and surface segragation of Ba-Ti-O-Phases in rutile. O´Bryan, H. M.; Hagemann, H. J.},
  journal   = {Journal of the American Ceramic Society. 70 (1987)},
  pages     = {274 -- 278},
  year      = {2006},
}