LOBASYUK, B., BARTSEVICH, L. and ZAMKOVAYA, A. Application of multiple regression analysis to study the relationship between eeg rhythms at persons with mental retardation. Journal of Education, Health and Sport. Online. 28 February 2022. Vol. 12, no. 2, pp. 232-248. [Accessed 21 April 2026]. DOI 10.12775/JEHS.2022.12.02.025.