@phdthesis{dnb-20192,
  title = {Recursive and computable operations over topological structures},
  author = {Vasco Brattka},
  year = {1999},
  url = {http://d-nb.info/957400349},
  researchr = {https://researchr.org/publication/dnb-20192},
  cites = {0},
  citedby = {0},
  school = {University of Hagen, Germany},
}