From: Terra Nova, Vol. 21, Dec. 2009, pp 489-494 DOI: 10.1111/j.1365-3121.2009.00906.x © Blackwell Publishing Ltd. (pdf 935 kb).

Fig. 1 Lake Cheko bathymetric map and location of sediment-core TG-22 collected during the Tunguska99 expedition.

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