Arelovich, H., Laborde, H., Amela, M., Torrea, M. and Martínez, M. (2008) “Effects of dietary addition of zinc and(or) monensin on performance, rumen fermentation and digesta kinetics in beef cattle”, Spanish Journal of Agricultural Research, 6(3), pp. 362-372. doi: 10.5424/sjar/2008063-329.