Can we retrieve a clear paleoclimatic signal from the deeper part of the EPICA Dome C ice core?

Tison, J.-L., de Angelis, M., Littot, G., Wolff, E., Fischer, H., Hansson, M., … Samyn, D. (2015). Can we retrieve a clear paleoclimatic signal from the deeper part of the EPICA Dome C ice core? The Cryosphere Discussions, 9(1), 567–608. Retrieved from http://www.the-cryosphere-discuss.net/9/567/2015/