Authors: Jouzel, J Petit, JR Souchez, R Barkov, NI Lipenkov, VY Raynaud, D Stievenard, M Vassiliev, NI Verbeke, V Vimeux, F

Citation: J. Jouzel et al., More than 200 meters of lake ice above subglacial lake Vostok, Antarctica, SCIENCE, 286(5447), 1999, pp. 2138-2141