Composition #1: Li, Q., Jia, Y., Xu, L., Wang, XH., Shen, ZD., Liu, YL., Bi, KS. Simultaneous determination of protocatechuic acid, syringin, chlorogenic acid, caffeic acid, liriodendrin and isofraxidin in Acanthopanax senticosus HARMS by HPLC-DAD. BIOLOGICAL & PHARMACEUTICAL BULLETIN, 2006, vol. 29, no. 3, p. 532–534. DOI: 10.1248/bpb.29.532.
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