@incollection{Timpf2021,
  author    = {Sabine Timpf},
  title     = {Geographic task models for geographic information processing},
  booktitle = {Meeting on Fundamental Questions in Geographic Information Science, Palace Hotel, Manchester, UK},
  editor    = {M. Duckham and M. F. Worboys},
  doi       = {10.3929/ethz-a-004365148},
  year      = {2021},
}