@article{KleihHerwegKaufmannetal.2015,
  author    = {Sonja C. Kleih and Andreas Herweg and Tobias Kaufmann and Pit Staiger-S{\"a}lzer and Natascha Gerstner and Andrea K{\"u}bler},
  title     = {The WIN-speller: a new intuitive auditory brain-computer interface spelling application},
  journal   = {Frontiers in Neuroscience},
  volume    = {9},
  doi       = {10.3389/fnins.2015.00346},
  year      = {2015},
}