FIRMANSYAH, Yahdi. STANDARDISASI PROSES DALAM UPAYA PENINGKATAN PRODUKTIFITAS DI PROSES MULTI VARIASI. Operations Excellence: Journal of Applied Industrial Engineering, Jakarta, Indonesia, v. 9, n. 3, p. 226–235, 2018. Disponível em: https://publikasi.mercubuana.ac.id/index.php/oe/article/view/3811. Acesso em: 4 jun. 2026.