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Vedernikov, D.N.; Shabanova, N.Yu.; Roshchin, V.I., Change in the chemical composition of the crust and inner bark of the Betula pendula Roth. Birch (Betulaceae) with tree height, Rus. J. Bioorg. Chem., 2011, 37, 7, 877-882, https://doi.org/10.1134/S1068162011070259 . [all data]