Tukaiev, S., O. Dolgova, O. Lysenko, S. Fedorchuk, Y. Havrylets, V. Rizun, T. Vasheka, and A. J. M. van den Tol. “Amateur Sport and Emotional Burnout Formation in High School Students”. Contemporary Educational Researches Journal, vol. 9, no. 4, Nov. 2019, pp. 103-9, doi:10.18844/cerj.v9i4.4328.