Pengaruh Aktivitas Fisik terhadap Produktivitas Kerja Karyawan PetroChina International Jabung Ltd. Riwayat: Educational Journal of History and Humanities, [S. l.], v. 9, n. 2, p. 3948–3955, 2026. DOI: 10.24815/riwayat.v9i2.797. Disponível em: https://ejournal.yaydi.com/index.php/riwayat/article/view/797. Acesso em: 9 apr. 2026.