supriyadi, hery, Tri Rustiadi, and Tommy Soenyoto. “Android-Based Physical Fitness Assessment Application for Student of Senior High School 1 Kudus”. Journal of Physical Education and Sports 10, no. 2 (June 30, 2021): 171-176. Accessed May 20, 2024. http://journal.unnes.ac.id/sju/jpes/article/view/46307.