Hadiwinoto, Nadifa Salsabila, et al. “The Effect of Crew Manning Services and Crew Placement on Human Resource Quality: The Mediating Role of Crew Competence at PT Augustea Intcrews Indonesia”. Siber Journal of Transportation and Logistics, vol. 4, no. 2, July 2026, pp. 197-12, doi:10.38035/sjtl.v4i2.1006.