1. American Bureau of Shipping. (2011). Propulsion and auxiliary systems for gas fuelled ships. American Bureau of Shipping. https://safety4sea.com/wp-content/uploads/2014/12/ABS-Guide-for-propulsion-and-auxiliary-systems-for-Gas-Fuelled-ships.pdf
2. American Bureau of Shipping. (2014). LNG Bunkering : Technical and Operational Advisory. American Bureau of Shipping. http://www.golng.eu/files/upload/OD14.pdf
3. Andersson, K., & Salazar, C. M. (2015). Methanol as a marine fuel report Methanol as a marine fuel report. FCBI Energy. https://www.methanol.org/wp-content/uploads/2018/03/FCBI-Methanol-Marine-Fuel-Report-Final-English.pdf
4. Argonne National Laboratory. (2020). Greet Model. Argonne National Laboratory. https://greet.es.anl.gov/
5. Ash, N., & Scarbrough, T. (2019). Sailing on Solar. Could green ammonia decarbonise international shipping? Environmental Defense Fund. https://www.edfeurope.org/file/399/download?token=agUEbKeQ