1. G. Weisbrod, F. Treyz, Productivity and accessibility: bridging project-specific and macroeconomic analyses of transportation investments, J. Transp. Stat., United States Department of Transportation, United State of America (1998)
2. T.R. Lakshmanan, The broader economic consequences of transport infrastructure investments, department of geography and environment. J. Transp. Geogr. 19(2011), 1–12 (2008)
3. The Asia Foundation dan LPEM-UI, Biaya Transportasi Barang Angkutan, Regulasi, dan Pungutan Jalan di Indonesia, The Asia Foundation (2008)
4. H.A.R.S. Lubis et al., Multimodal transport in Indonesia: recent profile and strategy development, in Proceedings of the Eastern Asia Society for Transportation Studies, vol 5 (2005)
5. World Bank, State of Logistic Indonesia, vol 2013 (World Bank Indonesia, 2013). http://www.worldbank.org