Technique analysis of a 50-km cross-country ski marathon race using high-precision kinematic GNSS - Takeda, M.; Miyamoto, N.; Uda, S.; Kajiwara, W.; Welde, B.; Stöggl, T. (10th International Congress on Science and Skiing, January 28 - February 1, 2025, Val di Fiemme, Italy, 2025)