Ouyang, Xi-Lin, Zhi-Ren Zhu, Ying-Ming Pan, and Heng-Shan Wang. 2015. “Metal Ion Complexes of Kaempferitrin As DNA Topoisomerase I Inhibitors and Its’ Cytotoxicities”. Asian Journal of Chemistry 27 (2):503-6. https://doi.org/10.14233/ajchem.2015.16997.