M. B. Café, A. J. de Mesquita, K. M. B. da Silva, N. S. Mojyca, and D. Vieira, “EFFECT OF TREATMENT OF DRINKING WATER WITH POLYMERIC BIGUANIDE (VANTOCIL IB) UPON THE REDEMPTION AND SANITY OF BROILERS”, Pesq. Agropec. Trop., vol. 26, no. 1, pp. 27–36, Dec. 2007.