@book{BoehmerBauerWicht2008,
  author    = {B{\"o}hmer, Matthias and Bauer, Gernot and Wicht, Wolfgang},
  title     = {LBS 2.0 - Enabling User-Driven Provision and Context-aware Consumption of Location-based Services},
  series = {Proceedings of UBI-COMM 2008, Valencia, Spain},
  journal   = {Proceedings of UBI-COMM 2008, Valencia, Spain},
  address   = {Valencia},
  year      = {2008},
  language  = {en}
}
@inproceedings{BoehmerBauerWicht2009,
  author    = {B{\"o}hmer, Matthias and Bauer, Gernot and Wicht, Wolfgang},
  title     = {Hiding the Complexity of LBS},
  series = {Proceedings of CHI 2009 Workshop on Location and the Web; Boston, USA},
  booktitle = {Proceedings of CHI 2009 Workshop on Location and the Web; Boston, USA},
  address   = {Boston},
  year      = {2009},
  language  = {en}
}