@InProceedings{amigo-gonzalo-verdejo:2012:WEAS,
  author    = {Amig\'{o}, Enrique  and  Gonzalo, Julio  and  Verdejo, Felisa},
  title     = {The Heterogeneity Principle in Evaluation Measures for Automatic Summarization},
  booktitle = {Proceedings of Workshop on Evaluation Metrics and System Comparison for Automatic Summarization},
  month     = {June},
  year      = {2012},
  address   = {Montr\'{e}al, Canada},
  publisher = {Association for Computational Linguistics},
  pages     = {36--43},
  url       = {http://www.aclweb.org/anthology/W12-2605}
}