@inproceedings{TNTGMJWCEBN2004,
               author = {T. N. Lal, T. Hinterberger, G. Widman, M. Schröder, J. Hill, W.Rosenstiel, C. E. Elger, B. Schölkopf, N. Birbaumer},
               title = {Methods Towards Invasive Human Brain Computer Interfaces},
               booktitle = {NIPS},
               year = {2004},
}