@InProceedings{witschel:2007:TextGraphs-2,
  author    = {Witschel, Hans Friedrich},
  title     = {Multi-level Association Graphs - A New Graph-Based Model for {Information} {Retrieval}},
  booktitle = {Proceedings of the Second Workshop on TextGraphs: Graph-Based Algorithms for Natural Language Processing},
  month     = {},
  year      = {2007},
  address   = {Rochester, NY, USA},
  publisher = {Association for Computational Linguistics},
  pages     = {9--16},
  url       = {http://www.aclweb.org/anthology/W/W07/W07-0202}
}