SUMARNA, D. L.; UTARIA, N. WAKTU BAKU PENGOLAHAN INCOMING MAIL SURAT KILAT KHUSUS DI PT POS INDONESIA (KANTOR POS CILEGON 42400) DENGAN METODE TIME STUDY. Jurnal Logistik Bisnis, [S. l.], v. 5, n. 1, p. 16-23, 2015. DOI: 10.46369/logistik.v5i1.74. Disponível em: https://ejurnal.ulbi.ac.id/index.php/logistik/article/view/74. Acesso em: 11 sep. 2026.