Extraction of betulin from the birch bark balance at pulp and paper production / Elena Nikolaevna Koptelova ... [et al.]. -- Graf., obr., tab.

In Wood research. -- Bratislava : Slovenský drevársky výskumný ústav, 2020. -- ISSN 1336-4561. -- Vol. 65, no. 5 (2020), p. 833-841

I. Koptelova, Elena Nikolaevna
II. Kutakova, Natalia Alekseevna
III. Tretjakov, Sergey Ivanovich
IV. Faleva, Anna Viktorovna
V. Razumov, Evgeny Yu.
VI. Barcík, Štefan, 1957-
VII. Wood research. -- Vol. 65, no. 5 (2020), p. 833-841

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