Assen, Galgenveld. Projectnummer dendrochronologie (Stichting RING): 2004093

Dendrochronological research project. The year in which the research stored in https://dataverse.nl/dataverse/stichtingring took place, from 1985 onwards can be found in the...树轮年代学研究项目。存储于https://dataverse.nl/dataverse/stichtingring中的该研究，其1985年及之后开展的相关研究的年份信息可于……中查阅。