@misc{friedrich2007twop, author={Michael {Friedrich}}, title={{Tree-ring width of Pinus sylvestris (von Linn\'{e}) from historical object sample HOH3339-1527}}, year={2007}, doi={10.1594/PANGAEA.657243}, url={https://doi.org/10.1594/PANGAEA.657243}, type={data set}, publisher={PANGAEA} }