1. Brooks, Mary R, Faust, Peter. 50 Years of Review of Maritime Transport, 1968-2018: Reflecting on the Past, Exploring the Future. United Nations: United Nations Conference on Trade and Development;2018.
2. Martin Stopford. Coronavirus, Climate Change & Smart Shipping THREE MARITIME SCENARIO 2020-2050. Seatrade Maritime, part of Informa Markets;2020.
3. Jasmine Siu Lee Lam, Kevin Patrick Brendan Cullinane & Paul Tae-Woo Lee. Transport Reviews, 38:4, 413-415. doi:10.1080/01441647.2018.1453562 5.
4. INTERNATIONAL MARITIME ORGANIZATION. Third IMO GHG Study 2014. Suffolk, UK: Micropress Printers.2020.
5. INTERNATIONAL MARITIME ORGANIZATION. Fourth IMO GHG Study 2020.