@phdthesis{de-501,
  title = {Semantic reference systems for observations and measurements},
  author = {Florian Probst},
  year = {2007},
  note = {http://d-nb.info/988044927},
  researchr = {https://researchr.org/publication/de-501},
  cites = {0},
  citedby = {0},
  school = {University of Münster},
}