Ismawati, S., Heru Sulistianta, Joan Siswoyo, and Lungit Wicaksono. “The Relationship Between Stress Levels And Physical Activity On The Physical Fitness Level Of Students At SMA Negeri 1 Talang Padang, Tanggamus Regency”. Jurnal Pendidikan Jasmani (JPJ), Vol. 6, no. 1, July 2025, pp. 73-89, doi:10.55081/jpj.v6i1.4047.