Nikiforova, O.N., E.V. Markin, D.V. Sorokin, и M.V. Khoteeva. (2023 г.) 2023. «SPORTS TRAINING IN SUMMER POLYATHLON BASED ON THE RATIONAL DISTRIBUTION OF TRAINING LOADS». Theory and Practice of Physical Culture, вып. 1 (апрель):21-23. http://tpfk.ru/index.php/TPPC/article/view/503.