@article{SikoraLehmannAnantalapochaietal.,
  author    = {Sikora, Axel and Lehmann, Peter and Anantalapochai, Naksit and Dold, Martin and Rahusen, David and Rohleder, Alexander},
  title     = {Recent Advances in EN13757 Based Smart Grid Communication},
  series = {Journal of Communications},
  volume    = {9},
  number    = {9},
  issn      = {1796-2021},
  doi       = {10.12720/jcm.9.9.658-664},
  pages     = {658 -- 664},
  language  = {en}
}
@unpublished{SikoraYunitasariDold,
  author    = {Sikora, Axel and Yunitasari, Amalia and Dold, Martin},
  title     = {GPRS and UMTS services for ultra low energy M2M-communication},
  series = {IEEE Conference Publications},
  volume    = {2013,1},
  doi       = {10.1109/IDAACS.2013.6662734},
  pages     = {494 -- 498},
  language  = {en}
}