Fachrial, Peppy, et al. “PENGENDALIAN PENGADAAN BARANG PT PERTAMINA HULU ENERGI OFFSHORE NORTH WEST JAVA”. Jurnal Manajemen Bisnis Transportasi Dan Logistik, vol. 4, no. 2, Jan. 2018, pp. 261-6, doi:10.54324/j.mbtl.v4i2.850.