@inproceedings{MWM092013,
               author = {M. SpĆ¼ler, W. Rosenstiel, M. Bogdan},
               title = {Unsupervised Online Calibration of a c-VEP Brain-Computer Interface (BCI)},
               booktitle = {Artificial Neural Networks and Machine Learning-ICANN 2013, Lecture Notes in Computer Science Vol. 8131},
               publisher = {Springer},
               year = {2013},
               month = {09},
               pages = {224-231},
}