1. Jose Principe, (2005) Brain Machine Interfaces: Mind over Matter, http://www.ece.ufl.edu/publications/Archives/inthenews/2005/brainm achine.html
2. Michal Teplan, (2002), Fundamentals of EEG Measurement, Measurement Science Review, Volume 2, Section 2
3. Nai-Jen Huan and Ramaswamy Palaniappan, (2004) Classification of Mental Tasks using Fixed and Adaptive Autoregressive Models of EEG Signals, IEEE EMBS Conference, pp 507–510.
4. D.G. Domenick,( 1998) International 10–20 Electrode Placement System for Sleep,. http://members.aol.com/aduial/1020sys.html
5. Zachary A Keirn And Jorge I. Aunon, (1990) A New Mode of Communication between Man and his Surroundings, IEEE Transactions on Biomedical Engineering, Vol. 37.no. 12. pp 1209–1214.