@article{fromtopicnetworkstodistributedcognitive,
  title = {From Topic Networks to Distributed Cognitive Maps: Zipfian Topic Universes in the Area of Volunteered Geographic Information},
  author = {Alexander Mehler and Rüdiger Gleim and Regina Gaitsch and Wahed Hemati and Tolga Uslu},
  year = {2020},
  eprint = {2002.01454},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2002.01454v1},
}