Bleyer, H. (2007). Tree-ring width of Picea abies (Karsten) from historical object sample IB22550-3. PANGAEA.
Chicago-čujuhus (17. p.)Bleyer, Hans-Jürgen. Tree-ring Width of Picea Abies (Karsten) from Historical Object Sample IB22550-3. PANGAEA, 2007.
MLA-čujuhus (9. p.)Bleyer, Hans-Jürgen. Tree-ring Width of Picea Abies (Karsten) from Historical Object Sample IB22550-3. PANGAEA, 2007.
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