ZELEKE, Aschalew; SORI, Teshale; GELAYE, Esayas; AYELET, Gelegay. Newcastle Disease in Village Chickens in the Southern and Rift Valley Districts in Ethiopia. International Journal of Poultry Science, Pakistan, v. 4, n. 7, p. 507–510, 2005. DOI: 10.3923/ijps.2005.507.510. Disponível em: https://ijpsjournal.org/index.php/ijps/article/view/377. Acesso em: 22 sep. 2025.