Συντονισμένη Παγκόσμια Ώρα: Διαφορά μεταξύ των αναθεωρήσεων
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Γραμμή 16:
* {{cite journal| ref = harv | last1 = Guinot| first1 = Bernard | date = August 2011 | volume=48 | issue=4 | title = Solar time, legal time, time in use | journal = Metrologica | pages =S181–185| doi = 10.1088/0026-1394/48/4/S08|bibcode = 2011Metro..48S.181G }}
* {{Cite book | ref=harv | last1 = McCarthy | first1 = Dennis D. | author1-link = Dennis McCarthy (scientist) | last2 = Seidelmann | first2 = P. Kenneth | year = 2009 | publisher = Wiley VCH | location = Weinheim | title = TIME From Earth Rotation to Atomic Physics | isbn = 978-3-527-40780-4}}
* {{cite web|ref=harv| author=National Institute of Standards and Technology | authorlink = National Institute of Standards and Technology | url = http://www.nist.gov/pml/div688/leapseconds.cfm#often | date = 19 March 2012 | title = Frequently asked questions (FAQ)}}
* {{cite web | ref={{sfnref|ITU Radiocommunication Assembly|2002}} |author= ITU Radiocommunication Assembly |url= http://www.itu.int/dms_pubrec/itu-r/rec/tf/R-REC-TF.460-6-200202-I!!PDF-E.pdf |title= Standard-frequency and time-signal emissions |year= 2002 |publisher= International Telecommunications Union |accessdate=2 August 2011}}
* {{cite web | ref={{sfnRef|Time Service Dept.| c. 2009}} | author = Time Service Dept. | title = Leap Seconds | year = c. 2009 | publisher = United States Naval Observatory | url = http://tycho.usno.navy.mil/leapsec.html | accessdate = 17 July 2011}}
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