Orlov V.A., Strizhakova O.V., and Fetisov O.B. “Students’ Perception of Their Own Self-Esteem and Improvement of Their Psychophysiological Abilities”. Theory and Practice of Physical Culture, no. 7 (September 7, 2025): 67–69. Accessed February 5, 2026. http://tpf1610220.nichost.ru/index.php/TPPC/article/view/1410.