Jabarkan Lihat pula dari Waktu Greenwich

Dumortier, J, Hannelore, D, & Loncke, M. (n.d.). "Legal Aspects of Trusted Time services in Europe" . AMANO. Retrieved 8 July 2009.

Howse, D. (1997). Greenwich time and the longitude. London: Philip Wilson.

Interpretation Act, R.S.C. 1985, c. I-21. (2005). CanLII. (Canadian statute)

Interpretation Act 1978. UK Law Statute Database. (UK statute)

Interpretation Act 2005. British and Irish Legal Information Institute. (Irish statute)

Myers, J. (2007). History of legal time in Britain. Retrieved 4 January 2008.

Seago, J.H., & Seidelmann, P. K. (c. 2001). National Legal Requirements for Coordinating with Universal Time. Steve Allen of University of California Observatories. Retrieved 8 July 2009.

"Six pip salute". BBC News. Retrieved 9 July 2009.

Standard Time Act, 1968. Irish Statute Book. Office of the Attorney General. (Irish statute)

Standard Time (Amendment) Act, 1971. British and Irish Legal Information Institute. (Irish statute)