@inproceedings{zwaan_2013_casa,
  title={The effect of variations in emotional expressiveness on social support},
  author={van der Zwaan, Janneke M and Dignum, Virginia and Jonker, Catholijn M},
  booktitle={Proceedings of the 2013 Workshop on Computers as Social Actors},
  pages={9--20},
  year={2013}
}