@InProceedings{minard-EtAl:2015:SemEval,
  author    = {Minard, Anne-Lyse  and  Speranza, Manuela  and  Agirre, Eneko  and  Aldabe, Itziar  and  van Erp, Marieke  and  Magnini, Bernardo  and  Rigau, German  and  Urizar, Ruben},
  title     = {SemEval-2015 Task 4: TimeLine: Cross-Document Event Ordering},
  booktitle = {Proceedings of the 9th International Workshop on Semantic Evaluation (SemEval 2015)},
  month     = {June},
  year      = {2015},
  address   = {Denver, Colorado},
  publisher = {Association for Computational Linguistics},
  pages     = {778--786},
  url       = {http://www.aclweb.org/anthology/S15-2132}
}