1. ABS [American Bureau of Shipping (ed)] (2015) Bunkering of liquified natural gas-fuelled marine vessels in North America. Technical Report, American Bureau of Shipping, Huston (Texas)
2. Agnolucci P, Smith T, Rehmatulla N (2014) Energy efficiency and time charter rates: energy efficiency savings recovered by ship owners in the Panamax market. Transp Res A Policy Pract 66:173–184
3. Andersen ML, Clausen NB, Sames DPC (2011) Costs and benefits of LNG as ship fuel for container vessels. Technical Report, Germanischer Lloyd (GL) and MAN
4. Anderson B, den Boer E, Ng S, Dunlap L, Hon G, Nelissen D, Agrawal A, Faber J, Ray J (2015) Study of emission control and energy efficiency measures from ships in the port area. Technical Report, International Maritime Organization (IMO), London
5. Becker Marine Systems (2019) Becker LNG hybrid barges.
https://www.becker-marine-systems.com/products/product-detail/becker-lng-hybrid-barge.html
. Accessed 15 Apr 2019