“Beta Signal Activity Analysis Using Power Spectra Density (PSD) Algorithm With Murrotal Surah Al-Fatihah Stimulation on Adolescent Anxiety”. Journal of Holistic Medical Technologies (JHMT) 1, no. 1 (August 2, 2024): 24–30. Accessed August 24, 2026. https://journal.innoscientia.org/index.php/jhmt/article/view/27.