For citations:
Kaliyeva S.S., Slepchenko G.B., Akeneev Yu.A., Nurpeiis Ye.E., Tashenov A.K., Mamaeva E.A., Bakibaev A.A. Voltammetric Determination of Betulin in the Extracts of Plant Origin. Industrial laboratory. Diagnostics of materials. 2017;83(7):18-22. (In Russ.)