Aoki, sumber utama dari angka-angka ini, menggunakan istilah "detik dari UT1", bukannya "detik dari waktu matahari rata-rata".–Seidelmann, S.; Kinoshita, H.; Guinot, B.; Kaplan, G. H.; McCarthy, D. D.; Seidelmann, P. K. (1982). "The new definition of universal time". Astronomy and Astrophysics. 105 (2): 359–361. Bibcode:1982A&A...105..359A.
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Aoki, sumber utama dari angka-angka ini, menggunakan istilah "detik dari UT1", bukannya "detik dari waktu matahari rata-rata".–Seidelmann, S.; Kinoshita, H.; Guinot, B.; Kaplan, G. H.; McCarthy, D. D.; Seidelmann, P. K. (1982). "The new definition of universal time". Astronomy and Astrophysics. 105 (2): 359–361. Bibcode:1982A&A...105..359A.
Sclater, John G (1981). "Oceans and Continents: Similarities and Differences in the Mechanisms of Heat Loss". Journal of Geophysical Research. 86 (B12): 11535. Bibcode:1981JGR....8611535S. doi:10.1029/JB086iB12p11535.Parameter |coauthors= yang tidak diketahui mengabaikan (|author= yang disarankan) (bantuan)
Bowring, Samuel A.; Williams, Ian S. (1999). "Priscoan (4.00–4.03 Ga) orthogneisses from northwestern Canada". Contributions to Mineralogy and Petrology. 134 (1): 3. Bibcode:1999CoMP..134....3B. doi:10.1007/s004100050465.
Yin, Qingzhu; Jacobsen, S. B.; Yamashita, K.; Blichert-Toft, J.; Télouk, P.; Albarède, F. (2002). "A short timescale for terrestrial planet formation from Hf-W chronometry of meteorites". Nature. 418 (6901): 949–952. Bibcode:2002Natur.418..949Y. doi:10.1038/nature00995. PMID12198540.
Kleine, Thorsten; Palme, Herbert; Mezger, Klaus; Halliday, Alex N. (2005-11-24). "Hf-W Chronometry of Lunar Metals and the Age and Early Differentiation of the Moon". Science. 310 (5754): 1671–1674. Bibcode:2005Sci...310.1671K. doi:10.1126/science.1118842. PMID16308422.
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Hong, D.; Zhang, Jisheng; Wang, Tao; Wang, Shiguang; Xie, Xilin (2004). "Continental crustal growth and the supercontinental cycle: evidence from the Central Asian Orogenic Belt". Journal of Asian Earth Sciences. 23 (5): 799. Bibcode:2004JAESc..23..799H. doi:10.1016/S1367-9120(03)00134-2.
Sackmann, I.-J.; Boothroyd, A. I.; Kraemer, K. E. (1993). "Our Sun. III. Present and Future". Astrophysical Journal. 418: 457–468. Bibcode:1993ApJ...418..457S. doi:10.1086/173407.
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Karena fluktuasi alami, ambiguitas di sekitar lapisan es dan konvensi pemetaan untuk datum vertikal yang menghitung nilai pasti jumkah cakupan lautan dan daratan tidak berarti. Berdasarkan data dari Peta Vektor dan Global LandcoverDiarsipkan 2015-03-26 di Wayback Machine., nilai ekstrem cakupan danau dan sungai adalah 0,6% dan 1,0% dari permukaan Bumi. Ladang es Antarktika dan Greenland dihitung sebagai daratan, meskipun sebagian besar batuan yang menopang kedua wilayah tersebut terletak di bawah permukaan laut.
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Yin, Qingzhu; Jacobsen, S. B.; Yamashita, K.; Blichert-Toft, J.; Télouk, P.; Albarède, F. (2002). "A short timescale for terrestrial planet formation from Hf-W chronometry of meteorites". Nature. 418 (6901): 949–952. Bibcode:2002Natur.418..949Y. doi:10.1038/nature00995. PMID12198540.
Kleine, Thorsten; Palme, Herbert; Mezger, Klaus; Halliday, Alex N. (2005-11-24). "Hf-W Chronometry of Lunar Metals and the Age and Early Differentiation of the Moon". Science. 310 (5754): 1671–1674. Bibcode:2005Sci...310.1671K. doi:10.1126/science.1118842. PMID16308422.
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Karena fluktuasi alami, ambiguitas di sekitar lapisan es dan konvensi pemetaan untuk datum vertikal yang menghitung nilai pasti jumkah cakupan lautan dan daratan tidak berarti. Berdasarkan data dari Peta Vektor dan Global LandcoverDiarsipkan 2015-03-26 di Wayback Machine., nilai ekstrem cakupan danau dan sungai adalah 0,6% dan 1,0% dari permukaan Bumi. Ladang es Antarktika dan Greenland dihitung sebagai daratan, meskipun sebagian besar batuan yang menopang kedua wilayah tersebut terletak di bawah permukaan laut.
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Standish, E. Myles; Williams, James C. "Orbital Ephemerides of the Sun, Moon, and Planets"(PDF). International Astronomical Union Commission 4: (Ephemerides). Diarsipkan dari versi asli(PDF) tanggal 2012-10-14. Diakses tanggal 2010-04-03. See table 8.10.2. Calculation based upon 1 AU = 149,597,870,700(3) m.
IERS Working Groups (2003). "General Definitions and Numerical Standards". Dalam McCarthy, Dennis D.; Petit, Gérard. IERS Technical Note No. 32. U.S. Naval Observatory and Bureau International des Poids et Mesures. Diarsipkan dari versi asli tanggal 2010-02-01. Diakses tanggal 2008-08-03.Pemeliharaan CS1: Banyak nama: editors list (link)
Staff. "GPS Time Series". NASA JPL. Diarsipkan dari versi asli tanggal 2011-08-22. Diakses tanggal 2007-04-02.