STUDY REGARDING THE EFECTIVENESS OF THE ACTION MEANS USED FOR PERFECTING THE SLIDING TECHNIQUE IN CROSS-COUNTRY SKIING, IN THE JUNIORS II FROM THE VATRA DORNEI SCHOOL SPORTS CLUB. GYMNASIUM, [S. l.], v. 13, n. 2, 2017. Disponível em: https://gymnasium.ub.ro/index.php/journal/article/view/257. Acesso em: 4 apr. 2025.