@misc{preler2007twoq, author={Erhard {Pre{\ss}ler}}, title={{Tree-ring width of Quercus species from historical object sample 5936B/09A, Netherlands, Zutphen}}, year={2007}, doi={10.1594/PANGAEA.147289}, url={https://doi.org/10.1594/PANGAEA.147289}, organization={Pre{\ss}ler GmbH - Planung und Bauforschung, Gersten/Germany}, type={data set}, publisher={PANGAEA} }