GLATZ, P.C. Claw Abrasives in Layer Cages – A Review. International Journal of Poultry Science, Pakistan, v. 1, n. 1-3, p. 1–5, 2001. DOI: 10.3923/ijps.2002.1.5. Disponível em: https://ijpsjournal.org/index.php/ijps/article/view/14. Acesso em: 22 sep. 2025.