1. Carroll, R. 2015. The US shipping industry is putting a multimillion dollar squeeze on Puerto Rico. Reuters.
https://www.businessinsider.com/r-us-shippers-push-back-in-battle-over-puerto-rico-import-costs-2015-7
.
2. Cavana, R.Y. 2004. A qualitative analysis of reintroducing cabotage onto New Zealand’s coasts. Maritime Policy & Management 31 (3): 179–198.
3. Census and Statistics Department. 2016. Hong Kong monthly digest of statistics.
http://www.statistics.gov.hk/pub/B10100022016MM03B0100.pdf
.
4. Census and Statistics Department. 2017. Hong Kong shipping statistics.
http://www.censtatd.gov.hk/hkstat/sub/sp130.jsp?productCode=B1020008
.
5. Chambers, S. 2015. Maersk willing to invest billions in Indonesia if cabotage laws change.
https://splash247.com/maersk-willing-to-invest-billions-in-indonesia-if-cabotage-laws-change/
.