WASET
    Sun K. Yoo and  Chung K. Lee,  Changes in EEG and HRV during Event-Related Attention.   journal   = {International Journal of Biomedical and Biological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    September 2013, vol. 82(10). 623 - 625
    [viewed 04 May 2024]. Available from: https://publications.waset.org/pdf/16945.