Gamero-Portillo, M., JM. García-Ceberino, S. Feu, and A. Antúnez. 2019. “Estudy of the Pedagogical Variables in Teaching Tasks of Football Based on the Session Part”. SPORT TK-EuroAmerican Journal of Sport Sciences 8 (2):39-46. https://doi.org/10.6018/sportk.401091.