@misc{schweingruber2007tmop, author={Fritz Hans {Schweingruber} and Belinda {Feiertag}}, title={{Tree-ring measurements of Picea obovata (Sibirean spruce) from sample POLUPCOB-701}}, year={2007}, doi={10.1594/PANGAEA.596812}, url={https://doi.org/10.1594/PANGAEA.596812}, organization={Swiss Federal Institute for Forest, Snow and Landscape Research}, type={data set}, publisher={PANGAEA} }