Schweingruber, F. H., & Kienast, F. (2007). Tree-ring measurements of Picea abies (Norway spruce) from sample PRE-11. PANGAEA.
Chicago Style (17th ed.) CitationSchweingruber, Fritz Hans, and Felix Kienast. Tree-ring Measurements of Picea Abies (Norway Spruce) from Sample PRE-11. PANGAEA, 2007.
MLA (9th ed.) CitationSchweingruber, Fritz Hans, and Felix Kienast. Tree-ring Measurements of Picea Abies (Norway Spruce) from Sample PRE-11. PANGAEA, 2007.
Warning: These citations may not always be 100% accurate.