Repeated double-poling sprint training in hypoxia by competitive cross-country skiers - Faiss, R.; Willis, S.; Born, D.-P.; Sperlich, B.; Vesin, J.-M.; Holmberg, H. C.; Millet, G. P. (Medicine & Science in Sports & Exercise, 2015)
Keywords: cross-country skiing; training; technique; arm; USA; endurance sports