Appingedam, Dijkstraat 30. Projectnummer dendrochronologie (Stichting RING): ...

Dendrochronological research project. The measurement series on which the results are based are unavailable. D.J. de Vries and H. Tisje performed the research and produced the...树木年代学研究项目。本研究结果所依托的测年序列暂不可获取。该研究由D.J.德弗里斯（D.J. de Vries）与H.蒂耶（H. Tisje）开展，并完成了相关成果产出（原文此处内容省略）。