[url=http://www.nature.com/cgi-taf/DynaPage.taf?file=/nature/journal/v364/n6439/full/364703a0.html&filetype=pdf.]
web-ссылка
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Sukumar R., Ramesh R. K. Pant & G. Rajagopalan R. A 13C record of late Quaternary climate change from tropical peats in southern India. Nature. 1993; 364(6439):703-706

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