Seago, John H.; Seidelmann, P. Kenneth. “The mean-solar-time origin of Universal Time and UTC”(PDF). 《Paper presented at the AAS/AIAA Spaceflight Mechanics Meeting, Kauai, HI, USA, March 2013. Reprinted from Advances in the Astronomical Sciences v. 148. pp. 1789, 1801, 1805》. 2013년 12월 27일에 원본 문서(PDF)에서 보존된 문서.
Malys, Stephen; Seago, John H.; Palvis, Nikolaos K.; Seidelmann, P. Kenneth; Kaplan, George H. (2015년 8월 1일). “Why the Greenwich meridian moved”. 《Journal of Geodesy》 89 (12): 1263–1272. Bibcode:2015JGeod..89.1263M. doi:10.1007/s00190-015-0844-y.
Malys, Stephen; Seago, John H.; Pavlis, Nikolaos K.; Seidelmann, P. Kenneth; Kaplan, George H. (2015년 8월 1일). “Why the Greenwich meridian moved”. 《Journal of Geodesy》 (Springer Science and Business Media LLC) 89 (12): 1263–1272. Bibcode:2015JGeod..89.1263M. doi:10.1007/s00190-015-0844-y. ISSN0949-7714.
harvard.edu
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Woolley, Richard (1963). “1963QJRAS...4...47W Page 47”. 《Quarterly Journal of the Royal Astronomical Society》 4: 47. Bibcode:1963QJRAS...4...47W.
Malys, Stephen; Seago, John H.; Palvis, Nikolaos K.; Seidelmann, P. Kenneth; Kaplan, George H. (2015년 8월 1일). “Why the Greenwich meridian moved”. 《Journal of Geodesy》 89 (12): 1263–1272. Bibcode:2015JGeod..89.1263M. doi:10.1007/s00190-015-0844-y.
Malys, Stephen; Seago, John H.; Pavlis, Nikolaos K.; Seidelmann, P. Kenneth; Kaplan, George H. (2015년 8월 1일). “Why the Greenwich meridian moved”. 《Journal of Geodesy》 (Springer Science and Business Media LLC) 89 (12): 1263–1272. Bibcode:2015JGeod..89.1263M. doi:10.1007/s00190-015-0844-y. ISSN0949-7714.
Seago, John H.; Seidelmann, P. Kenneth. “The mean-solar-time origin of Universal Time and UTC”(PDF). 《Paper presented at the AAS/AIAA Spaceflight Mechanics Meeting, Kauai, HI, USA, March 2013. Reprinted from Advances in the Astronomical Sciences v. 148. pp. 1789, 1801, 1805》. 2013년 12월 27일에 원본 문서(PDF)에서 보존된 문서.
worldcat.org
Malys, Stephen; Seago, John H.; Pavlis, Nikolaos K.; Seidelmann, P. Kenneth; Kaplan, George H. (2015년 8월 1일). “Why the Greenwich meridian moved”. 《Journal of Geodesy》 (Springer Science and Business Media LLC) 89 (12): 1263–1272. Bibcode:2015JGeod..89.1263M. doi:10.1007/s00190-015-0844-y. ISSN0949-7714.