@article{Novikova2026intensity,
author={Novikova, N.B. and Ivanova, I.G. and Belyova, A.N.},
title={Intensity of competitive loads in highly qualified cross-country skiers in races of various formats and distances},
journal={Scientific notes of P. F. Lesgaft University},
publisher={National State University of Physical Education, Sports and Health named after P.F. Lesgaft},
year={2026},
pages={97-104},
volume={0},
issue={7},
}