HARD, E. .; HARAHAP, U. N.; UTAMA, D. W. . Optimizing Work Productivity at PT SEN Through Analysis of Employee Needs Using the Quality Function Deployment Method. IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA), [S. l.], v. 2, n. 3, p. 36–43, 2023. DOI: 10.56862/irajtma.v2i3.77. Disponível em: https://e-journals.irapublishing.com/index.php/IRAJTMA/article/view/77. Acesso em: 7 jul. 2025.