Socio-pedagogical aspects of sports training of Russian all-round athletesNikolai Lyubetsky, Tatiana Verina, Ludmila Demyanova, Alena Lukyashko and Ol’ga MavropuloE3S Web Conf., 273 (2021) 09031DOI: https://doi.org/10.1051/e3sconf/202127309031
