@misc{friedrich2008twop, author={Michael {Friedrich}}, title={{Tree-ring width of Picea abies (Karsten) from living tree sample HOH9044-61}}, year={2008}, doi={10.1594/PANGAEA.675737}, url={https://doi.org/10.1594/PANGAEA.675737}, organization={Institute of Botany, University of Hohenheim}, type={data set}, publisher={PANGAEA} }