Qin, Ying, Yuchun Yang, Congfang Xia, Yinke Li, Haiying Yang, Yanqing Ye, Qiufen Hu, and Xue-Mei Gao. 2014. “A New Flavone from Flower Buds of Rosa Rugosa”. Asian Journal of Chemistry 26 (16):4982-84. https://doi.org/10.14233/ajchem.2014.16283.