1. European Parliament and of the Council Regulation (EU) 2015/757. Official journal of the European union: Strasbourg FR 2015 http://eur-lex.europa.eu/legal-content/EN/TXT/PDF/?uri=CELEX:32015R0757&from=EN
2. IMO Second IMO GHG study 2009 IMO London, U.K. 2009 http://www.imo.org/blast/blastDataHelper.asp?data_id=27795&filename=GHGStudyFINAL.pdf
3. IMO Air pollution and greenhouse gas (GHG) emission from international shipping, MARPOL Annex VI IMO London, U.K. 2012 http://www.imo.org/KnowledgeCentre/InformationResourcesOnCurrentTopics/AirPollutionandGreenhouseGasEmissionsfromInternationalShippping/Documents/Information%20Resources%20on%20AIR%20POLLUTION%20AND%20GHG%20EMISSIONS%20FROM%20INTERNATIONAL%20SHIPPING.pdf
4. IMO 2012 Guidelines on the method of calculation of the attained energy efficiency design index (EEDI) for a new ship, MEPC.212 Annex 8 IMO London, U.K. 2012 http://www.imo.org/OurWork/Environment/PollutionPrevention/AirPollution/Documents/Technical%20and%20Operational%20Measures/MEPC.212
5. IMO 2012 Guidelines on survey and certification of the energy efficiency design index (EEDI), MEPC. 214(63) Annex 10 IMO London, U.K. 2012 http://www.imo.org/KnowledgeCentre/IndexofIMOResolutions/Documents/MEPC%20-%20Marine%20Environment%20Protection/214(63).pdf