@article(2015-a-prosody-based-vector-space-model-of-dialog-activity-for-information-retrieval,
  author = {Nigel G. Ward and Steven D. Werner and Fernando García Granada and Emilio Sanchis Arnal},
  title = {A prosody-based vector-space model of dialog activity for information retrieval},
  year = {2015},
  journal = {SPEECH COMMUNICATION},
  volume = {68},
  pages = {85-96}
)