Mining multi-channel EEG for its information content: an ANN-based method for a brain-computer interface. - Björn O. Peters; Gert Pfurtscheller; Henrik Flyvbjerg (Neural Networks, 1998)

Automatic differentiation of multichannel EEG signals. - Björn O. Peters; Gert Pfurtscheller; Henrik Flyvbjerg (IEEE Trans. Biomed. Eng., 2001)