Widodo, Haryo Mukti. “a SOCIALIZATION OF PHYSICAL FITNESS TESTS & MEASUREMENT EARLY AGE FOOTBALL PLAYER AT SCHOOL BANGKALAN REGENCY FOOTBALL”. Journal of Sport Moovera (JSM), vol. 1, no. 1, July 2023, pp. 23-26, https://ejournal.unesa.ac.id/index.php/jsm/article/view/52847.