Saeed Pirouzpanah, Mohammad R. Rashidi, Abbas Delazar, Seyed Vali Razavieh, and Ali Asghar Hamidi, “Inhibitory Effect of Ruta graveolensL. Extract on Guinea PigLiverand Bovine Milk Xanthine Oxidase: Inhibitory effect of Ruta graveolenson xanthine oxidase”, Iran J Pharm Sci, vol. 5, no. 3, pp. 163–170, Jul. 2009.