@article{HolstHolstHirschfelderetal.2012,
  author    = {Alexandra Ioana Holst and Stefan Holst and Ursula Hirschfelder and Volker von Seckendorff},
  title     = {Retrieval analysis of different orthodontic brackets: the applicability of electron microprobe techniques for determining material heterogeneities and corrosive potential},
  journal   = {Journal of applied oral science},
  volume    = {20},
  number    = {4},
  year      = {2012},
}