Montri Phothisonothai and  Masahiro Nakagawa,  EEG-Based Fractal Analysis of Different Motor Imagery Tasks using Critical Exponent Method.   journal   = {International Journal of Psychological and Behavioral Sciences}, [online]. World Academy of Science, Engineering and Technology.
    January 2007, vol. 1(1). 33 - 38
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/9878.