{"id":"003036438","type":"book","title":"Der Jahrringaufbau der kiefer ,Pinus silvestris, L. und seine jährlichen Variastionen","publisher":"Forstliche Versuchs- u.Forschungsanstalt Baden-Württemberg","publisher-place":"Freiburg i.Br","author":[{"family":"Kall","given":"Tilman von der"}],"issued":{"raw":"1979"}}