@article{KernBraun2013,
  author    = {Alexander Kern and Christian Braun},
  title     = {Neuerungen bei der Blitzschutznorm. Teil 2},
  journal   = {etz Elektrotechnik und Automation},
  volume    = {Bd. 134},
  number    = {H. 8},
  pages     = {66 -- 69},
  year      = {2013},
}