A. Nazarova, K., and N. E. Milchakova. “Development of a Universal Correctional Psycho-Acoustic Method for Optimizing the Human Functional State”. International Journal of Engineering and Technology 7, no. 4.25 (November 30, 2018): 227–229. Accessed April 9, 2025. https://sciencepubco.com/index.php/IJET/article/view/26927.