Calibration trails using very long instrumental and proxy data

Esper J, Niederer R, Luterbacher J, Büntgen U & Frank D
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Esper, J., Niederer, R., Luterbacher, J., Büntgen, U., & Frank, D. (2008). Calibration trails using very long instrumental and proxy data. In D. Elferts, G. Brumelis, H. Gärtner, G. Helle, & G. Schleser (Eds.), Scientific Technical Report STR: Vol. 08/05. TRACE. Tree Rings in Archaeology, Climatology and Ecology. Proceedings of the dendrosymposium 2007. May 3rd - 6th 2007, Riga, Latvia (pp. 54-60). GFZ.