@article{GerdesWieserAlpers2014,
  author    = {Antje B. M. Gerdes and Matthias J. Wieser and Georg W. Alpers},
  title     = {Emotional pictures and sounds: a review of multimodal interactions of emotion cues in multiple domains},
  journal   = {Frontiers in Psychology},
  volume    = {5},
  doi       = {10.3389/fpsyg.2014.01351},
  year      = {2014},
}