Yoshihara, E., Minho, A. P. and Yamamura, M. H. (2013) “Anthelmintic effect of condensed tannins in gastrointestinal nematodes of sheep (Ovis aries)”, Semina: Ciências Agrárias, 34(6Supl2), pp. 3935–3950. doi: 10.5433/1679-0359.2013v34n6Supl2p3935.