Caldeira, Marco Antonio Martins, et al. “Anthelmintic Activity of Annona Crassiflora Leaves Against Haemonchus Contortus: Part 1: In Vitro Inhibition of the Hatchability and Larval Development”. Medicina Veterinária, vol. 13, nº 2, abril de 2020, p. 184-91, doi:10.26605/medvet-v13n2-3067.