Bianchin, I., Honer, M. R. and Curvo, J. B. E. (2014) “The production of eggs by gastrointestinal nematodes in Nellore cows, during the peri-parturient period”, Pesquisa Agropecuaria Brasileira, 22(11/12), pp. 1239–1243. doi: 10.1590/S1678-3921.pab1987.v22.14702.