E. Schwegler, “The use of sodic monensin and probiotics for controlling subacute ruminal acidosis in sheep”, Braz. J. Vet. Res. Anim. Sci., vol. 51, no. 4, pp. 324–332, Feb. 2015, doi: 10.11606/issn.1678-4456.v51i4p324-339.