VANESSA PUTRI WIDYAWATI; EGA ADRIANTO. Analisis perbandingan produktivitas operator dengan pendekatan time study, uji t-test, dan fishbone diagram pada proses pengeleman bulu mata tiplash di PT. Royal korindah. Prosiding Seminar Nasional Waluyo Jatmiko, [S. l.], v. 18, n. 1, 2026. DOI: 10.33005/wj.v18i1.184. Disponível em: https://semnasti.upnjatim.ac.id/index.php/semnasti/article/view/184. Acesso em: 4 feb. 2026.