TY - JOUR A1 - Elferts, Didzis T1 - Trace - tree rings in archaeology, climatology and ecology T1 - proceedings of the Dendrosymposium 2007, May 3rd - 6th 2007, Riga, Latvia Y1 - 2008 JF - Scientific Technical Report / Geoforschungszentrum Potsdam DO - 10.23689/fidgeo-548 PB - GFZ CY - Helmholtz-Gemeinschaft, Potsdam UR - http://hdl.handle.net/11858/00-1735-0000-0001-32B4-4 ER -