[1]
A. Zeleke, T. Sori, E. Gelaye, and G. Ayelet, “Newcastle Disease in Village Chickens in the Southern and Rift Valley Districts in Ethiopia”, Int. J. Poult. Sci., vol. 4, no. 7, pp. 507–510, Jun. 2005, doi: 10.3923/ijps.2005.507.510.