Emilia sonchifolia record n° 95932. African Plants Database. South African National Biodiversity Institute, the Conservatoire et Jardin botaniques de la Ville de Genève and Tela Botanica. [2008-05-21]. (原始内容存档于2012-12-08).
Fu, P.P., Yang, Y.C., Xia, Q., Chou, M.C., Cui, Y.Y., Lin G., "Pyrrolizidine alkaloids-tumorigenic components in Chinese herbal medicines and dietary supplements", Journal of Food and Drug Analysis, Vol. 10, No. 4, 2002, pp. 198-211 [1][永久失效連結]
pfaf.org
DC, L. Emilia sonchifolia. Plants For A Future. Plants For A Future. [2017-10-24]. (原始内容存档于2020-11-29).
Emilia sonchifolia record n° 95932. African Plants Database. South African National Biodiversity Institute, the Conservatoire et Jardin botaniques de la Ville de Genève and Tela Botanica. [2008-05-21]. (原始内容存档于2012-12-08).