@misc{9469,
  author = {Dag Sj{\o}berg},
  title = {Software Constraint Models - a Means to Improve Maintainability and Consistency},
  year = {1994},
  journal = {Norwegian Conference in Informatics},
  pages = {93-103},
  month = {11/1994},
  publisher = {TAPIR forlag},
  address = {Molde, Norway},
}