@InProceedings{eckart:2006:POS,
  author    = {Eckart, Richard},
  title     = {Towards A Modular Data Model For Multi-Layer Annotated Corpora},
  booktitle = {Proceedings of the COLING/ACL 2006 Main Conference Poster Sessions},
  month     = {July},
  year      = {2006},
  address   = {Sydney, Australia},
  publisher = {Association for Computational Linguistics},
  pages     = {183--190},
  url       = {http://www.aclweb.org/anthology/P/P06/P06-2024}
}