About the role of physical trainers, sport science, powermeters Sunday, 27 May 2018 | Fisiología y entrenamiento deportivo Zabala, M., Javaloyes, A., y Mateo-March. M. (2018). About the role of physical trainers, sport science, powermeters and “big data” in professional road cycling. Journal of Science and Cycling, 7(3), 1-2.