Potishnyi, I.M. et al. 2022. STUDY OF TANNINS IN THE RAW MATERIALS OF ANGELICA SYLVESTRIS L. AND ANGELICA ARCHANGELICA L. BY THE HIGH PERFORMANCE LIQUID CHROMATODRAPHY. Medical and Clinical Chemistry. 3 (Dec. 2022), 70–75. DOI:https://doi.org/10.11603/mcch.2410-681X.2022.i3.13380.