FIRMANSYAH, Mochamad Haikal; PUTRA, Boy Isma. Analysis Of Material Delivery Delays Using Fishbone Diagram And 5W1H Method At PT X: Analisis Penyebab Keterlambatan Pengiriman Material Menggunakan Fishbone Diagram dan Metode 5W1H Pada PT X. Procedia of Engineering and Life Science, [S. l.], v. 10, n. 1, p. 203–208, 2026. DOI: 10.21070/pels.v10i1.3131. Disponível em: https://pels.umsida.ac.id/index.php/PELS/article/view/3131. Acesso em: 11 oct. 2026.