Silva, J. B. da, Soares, J. P. G., & Fonseca, A. H. da. (2012). Strategic management of pastures to control helminths and coccidia of calves in organic system. Semina: Ciências Agrárias, 33(3), 1103–1112. https://doi.org/10.5433/1679-0359.2012v33n3p1103