Lee, Y.R., and K.H. Row. “Purification of Three Flavones from Chamaecyparis Obtusa by Multi-Phase Extraction Using Anion-Exchange Imidazolium Silica”. Asian Journal of Chemistry 26, no. 19 (September 18, 2014): 6440–6442. Accessed July 17, 2024. https://asianpubs.org/index.php/ajchem/article/view/26_20_30.