@misc{preler2006twoq, author={Erhard {Pre{\ss}ler}}, title={{Tree-ring width of Quercus species from historical object sample 5908B/08B, Netherlands, Groningen}}, year={2006}, doi={10.1594/PANGAEA.147486}, url={https://doi.org/10.1594/PANGAEA.147486}, organization={Pre{\ss}ler GmbH - Planung und Bauforschung, Gersten/Germany}, type={data set}, publisher={PANGAEA} }