المؤلفون: Ivantsov, Andrey Yu., Zhuravlev, Andrey Yu., Leguta, Anton V., Krassilov, Valentin A., Melnikova, Lyudmila M., Ushatinskaya, Galina T.

المصدر: Palaeogeography, Palaeoclimatology, Palaeoecology ; volume 220, issue 1-2, page 69-88 ; ISSN 0031-0182

الاتاحة: http://dx.doi.org/10.1016/j.palaeo.2004.01.022
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