@article{Timpf2019,
  author    = {Sabine Timpf},
  title     = {Ontologies of wayfinding: a traveler's perspective},
  journal   = {Networks and Spatial Economics},
  volume    = {2},
  number    = {1},
  pages     = {9 -- 33},
  doi       = {10.1023/A:1014563113112},
  year      = {2019},
}