Leiden, gebouw de Muysenvreugt. Projectnummer dendrochronologie (Stichting RI...

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（Dendrochronology）研究项目。本项目存放在https://dataverse.nl/dataverse/stichtingring的研究数据中，1985年及以后开展的研究的年份信息可在……中查询。