@InProceedings{BLM01,
  author =       {R. Berghammer and B. Leoniuk and U. Milanese},
  title =        {Implementation of relational algebra using binary decision diagrams},
  booktitle =    {6th International Workshop \glqq Relational Methods in Computer Science\grqq, Oisterwijk, Niederlande, 16.10.-21.10. 2001},
  pages =        {260-274},
  year =         {2001},
  editor =       {H. de Swart},
  address =      {Kath. Univ. Brabant},
}