[1] Bleichner, M. G., Lundbeck, M., Selisky, M., Minow, F., Jäger, M., Emkes, R., Debener, S., and De Vos, M., “Exploring miniaturized EEG electrodes for brain-computer interfaces. An EEG you do not see?”, Physiol. Rep., vol. 3, no. 4. 2015.