HASSAN, R. I.; MOSAAD, G. M.; ABD-ELLAH, A. E. M. Effect of Feeding Citric Acid on Performance of Broiler Ducks Fed Different Protein Levels. Journal of Advanced Veterinary Research, [S. l.], v. 6, n. 1, p. 18-26, 2016. Disponível em: https://advetresearch.com/index.php/AVR/article/view/33. Acesso em: 22 nov. 2024.