Irawati, Cut, Resty Gustiawati, and Ruslan Abdul Gani. “The Relationship of Learning Contract With Students’ Discipline in Physical Education Learning at Grade VIII of SMP Negeri 1 Purwasari: Using Contract Learning Methods for Student Discipline”. Jurnal Literasi Olahraga 1, no. 1 (July 21, 2021). Accessed October 20, 2025. https://fkipunsika.id/index.php/JLO/article/view/3885.