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 & Technology 7, no. 4.25 (November 30, 2018): 227–229. Accessed April 30, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/26927.