@inproceedings{SchonefeldWitt2016,
  author    = {Oliver Schonefeld and Andreas Witt},
  title     = {Towards validation of concurrent markup},
  series = {Proceedings of Extreme Markup Languages 2006},
  publisher = {Extreme Markup Languages Conference},
  address   = {Montreal},
  url       = {https://nbn-resolving.org/urn:nbn:de:bsz:mh39-45206},
  year      = {2016},
  abstract  = {XCONCUR allows for the annotations of multiple concurrent hierarchies, but lacks cross-layer validation. This paper explores the requirements for a constraint-based approach for such a validation process.},
  language  = {en}
}