Novikova, N. ., I. Ivanova, N. . Kotelevskaya, и A. . Golovachev. «Competitive Analysis of Performance of Strongest Junior and Senior Cross-Country Skiers». Theory and Practice of Physical Culture, вып. 3, апрель 2022 г., сс. 19-21, http://tpfk.ru/index.php/TPPC/article/view/157.