@article{FreyPittner1998,
  author    = {Werner Frey and Karin Pittner},
  title     = {Zur Positionierung der Adverbiale im deutschen Mittelfeld},
  url       = {http://homepage.ruhr-uni-bochum.de/Karin.Pittner/FreyPittner98.pdf},
  year      = {1998},
}