Pulido, Ricardo Ortiz, Rubén Ortiz-Pulido, Julio Alejandro Gómez-Figueroa, and Raúl Ortiz-Pulido. 2022. “Efecto Del Entrenamiento De Intervalo En Jugadores Mexicanos Juveniles De Fútbol Soccer (Effect of Interval Training in the Performace of Mexican Juvenile Soccer Players)”. Retos 44 (February): 907-17. https://doi.org/10.47197/retos.v44i0.89997.