Tae Jin Choi and Jong Ok Kim and Sang Min Jin and Gilwon Yoon, Determination of the Concentrated State Using Multiple EEG Channels. journal = {International Journal of Biomedical and Biological Engineering}, [online]. World Academy of Science, Engineering and Technology. July 2014, vol. 92(8). 1373 - 1376 [viewed 20 September 2024]. Available from: https://publications.waset.org/pdf/9999102.