[23]Cheng H, Adkins J, Edwards RL, Boyle EA. 2000. U-Th dating of deep-sea corals. Geochimica et Cosmochimica Acta 64(14):2401.16.
[24]Clark PU, Pisias NG, Stocker TF, Weaver AJ. 2002. The role of the thermohaline circulation in abrupt climate change. Nature 415(6874):863.9.
[25]Coste B, Fiuza AFG, Minas HJ. 1986. Conditions hydrologiques et chimiques associées à l.upwelling côtier du Portugal en fin d.été. Oceanologica Acta 9(2):149.57.
[26]Cutler KB, Gray SC, Burr GS, Edwards RL, Taylor FW, Cabioch G, Beck JW, Cheng H, Moore J. 2004. Radiocarbon calibration to 50 kyr BP with paired 14C and 230Th dating of corals from Vanuatu and Papua New Guinea. Radiocarbon 46(3):1127.60.
[27]Dansgaard W, Johnsen SJ, Clausen HB, Dahljensen D, Gundestrup NS, Hammer CU, Hvidberg CS, Steffensen JP, Sveinbjörnsdóttir AE, Jouzel J, Bond G. 1993. Evidence for general instability of past climate from a 250-kyr ice-core record. Nature 364(6434): 218.20.
[28]Davies SM, Wastegård S, Rasmussen TL, Svensson A, Johnsen SJ, Steffensen JP, Andersen KK. 2008. Identification of the Fugloyarbanki tephra in the NGRIP ice core: a key tie-point for marine and ice-core sequences during the last glacial period. Journal of Quaternary Science 23(5):409.14.
[29]de Vries H. 1958. Variation in concentration of radiocarbon with time and location on Earth. Proceedings of the Koninklijke Nederlandse Akademie Van Wetenschappen Series B-Palaeontology Geology Physics Chemistry Anthropology B61:94.102.