HUDA , N.; SEOW, E.K.; NORMAWATI, M.N.; AISYAH, N.M. Nik. Preliminary Study on Physicochemical Properties of Duck Feet Collagen. International Journal of Poultry Science, Pakistan, v. 12, n. 10, p. 615–621, 2013. DOI: 10.3923/ijps.2013.615.621. Disponível em: https://ijpsjournal.org/index.php/ijps/article/view/1987. Acesso em: 21 sep. 2025.