{"id":"001533549","type":"article","title":"Beiträge zur Kenntnis der Sippenstruktur der Gattung Pinus L","publisher-place":"Berlin","pages":"173-205","container-title":"Archiv für Forstwesen, 17 (1968), 2","author":[{"family":"Jährig","given":"Manfred"}],"issued":{"raw":"1968"}}