1. Administration M. (2009). "America's Ports and Intermodal Transportation System."
2. Panama Canal expansion study, Phase I report: Developments in trade and national and global economies;Administration;Revista Diadorim,2014
3. Price relationships in the petroleum market: an analysis of crude oil and refined product prices;Asche F.;Energy Economics,2003
4. Caliper I. (2016). "TransCAD Overview." . (Oct. 12 2015).
5. Tracking transportation and industrial production across a nation: Applications of RUBMRIO model for US trade patterns;Du X.;Transportation Research Record: Journal of the Transportation Research Board,2012