Raiola, Gaetano, Giovanni Esposito, and Francesco Sgrò. “The Formative Value of Soccer Rules”. Journal of Human Sport and Exercise 15, no. 3proc (September 28, 2020): S656-S663. Accessed May 8, 2024. https://www.jhse.ua.es/article/view/2020-v15-n3-proc-formative-value-soccer-rules.