@InProceedings{popovic-EtAl:2011:WMT,
  author    = {Popovi\'{c}, Maja  and  Vilar, David  and  Avramidis, Eleftherios  and  Burchardt, Aljoscha},
  title     = {Evaluation without references: IBM1 scores as evaluation metrics},
  booktitle = {Proceedings of the Sixth Workshop on Statistical Machine Translation},
  month     = {July},
  year      = {2011},
  address   = {Edinburgh, Scotland},
  publisher = {Association for Computational Linguistics},
  pages     = {99--103},
  url       = {http://www.aclweb.org/anthology/W11-2109}
}