"UK Airport Statistics: 2005 - Annual" Table 10: EU and Other International Terminal Passenger Comparison with Previous Year. (pdf) CAA. consulté le 16 mars 2011.
(en) Viking Society for Northern Research, Saga-book of the Viking Club, Viking Club, (lire en ligne)
(en) Fletcher S. Bassett, Sea Phantoms: Or, Legends and Superstitions of the Sea and of Sailors in All Lands and at All Times, Morrill, Higgins & Company, (lire en ligne)
Bampton, M., Kelley, A., Kelley, J., Jones, M., & Bigelow, G. (2017). Little Ice Age catastrophic storms and the destruction of a Shetland Island community. Journal of Archaeological Science, 87, 17-29|résumé.