Z. L. Zahari, M. Mustafa, N. A. Ab Rahman, R. Abdubrani, and Z. Mat Zain, “An Effectiveness of EEG Signal Based on Body Earthing Application”, Int. J. Adv. Sci. Eng. Inf. Technol., vol. 12, no. 6, pp. 2322–2326, Dec. 2022.