P. V. Lakshmi, A. J. S. Raju, D. J. Ram, and K. V. Ramana, “Floral Biology, Psychophily, Anemochory and Zoochory in Chromolaena odorata (L.) King and H.E. Robins (Asteraceae): Floral Biology of Chromolaena odorata”, Pakistan Journal of Scientific & Industrial Research, vol. 54, no. 1, pp. 1–8, Apr. 2011.