L. S. Soares e Barros, L. A. do Amaral, and J. de Lucas Júnior, “Polluent power of pig breeding residual water after utilization of the integrated treatment”, Braz. J. Vet. Res. Anim. Sci., vol. 40, no. supl., pp. 126–135, Jan. 2003, doi: 10.1590/S1413-95962003000800006.