SALAMON , Attila; KENT, John P. Changes During Incubation Within Double-Yolked Duck (Anas platyrhynchos domesticus) Eggs: Yolk Position, Mortality, Hatchability and the Importance of an Optimal Egg Size. International Journal of Poultry Science, Pakistan, v. 13, n. 12, p. 695–702, 2014. DOI: 10.3923/ijps.2014.695.702. Disponível em: https://ijpsjournal.org/index.php/ijps/article/view/2116. Acesso em: 21 sep. 2025.