1. Akaike, H. (1974) A new look at the statistical model identification. IEEE Transactions on Automatic Control 19(6): 716–723.
2. Alixpartners (2015) Container Shipping Outlook [Online]. http://www.alixpartners.com/en/Publications/AllArticles/tabid/635/articleType/ArticleView/articleId/1590/Finding-Focus.aspx#sthash.Gxl2chd8.dpbs , accessed 15 December 2015.
3. Alphaliner (2013a) Alphaliner Weekly Newsletter, 2013(21), 14/05–20/05/2013.
4. Alphaliner (2013b) Alphaliner Weekly Newsletter, 2013(42), 08/10–14/10/2013.
5. Alphaliner (2013c) Alphaliner Weekly Newsletter, 2013(48), 19/11–25/11/2013.