[1]
S. Biao Zheng, J. Tang, J.-K. Zhu, Z.-R. Li, and J.-F. Wang, “Simultaneous Determination of Total Flavonoids and Organic Acids in Chrysanthemum by UV-Visible Spectrophotometry”, ajc, vol. 26, no. 19, pp. 6409–6413, Sep. 2014.