WIDIYARINI, W. Pengaruh Shift Kerja, Terapi Musik, dan Motivasi terhadap Beban Kerja Karyawan PT. TOA-GALVA Industries. Jurnal Optimasi Sistem Industri, Padang, ID, v. 17, n. 2, p. 198–207, 2018. DOI: 10.25077/josi.v17.n2.p198-207.2018. Disponível em: https://josi.ft.unand.ac.id/index.php/josi/article/view/230. Acesso em: 4 may. 2024.