@inproceedings{FrickEtAl97,
  address = {Boston},
  author = {Frick, U. and Rehm, J. and Wolff, K. E. and Laschat, M.},
  booktitle = {Visualization of categorical data},
  editor = {Greenacre, M. and Blasius, J.},
  interhash = {556e9b9de15a8e69dd5a9f2677d35174},
  intrahash = {2ddc87f5696308ef898b07be04e577ba},
  publisher = {Academic Press},
  title = {Obstetrician's attitudes on perinatal risk: The role of quantitative and conceptual scaling procedures},
  year = {to appear}
}