P. H. M. Rodrigues, C. de S. Lucci, and L. Melotti, “Effects of sodium lasalocid and roughage/concentrate ratio on in situ degradability of soybean meal and Coast Cross hay [Cynodon dactylon (L.) Pers.] in dry cows”, Braz. J. Vet. Res. Anim. Sci., vol. 37, no. 3, pp. 259–264, Jan. 2000, doi: 10.1590/S1413-95962000000300015.