TY  - RPRT
TI  - EEG coherence and reference signals: experimental results and mathematical explanations.
AU  - M Essl
AU  - P Rappelsberger
PY  - 1998
DO  - 10.1007/bf02523206
UR  - https://pubmed.ncbi.nlm.nih.gov/10198521/
ID  - 10198521
ER  -