@article{Timpf2008,
  author    = {Sabine Timpf},
  title     = {"Location-based Services" - Personalisierung mobiler Dienste durch Verortung},
  journal   = {Informatik-Spektrum},
  volume    = {31},
  number    = {1},
  pages     = {70 -- 74},
  doi       = {10.1007/s00287-007-0215-z},
  year      = {2008},
}