Chagas, Ana Carolina de Souza, et al. “Acaricide Effect of Eucalyptus Spp Essential Oils and Concentrated Emulsion on Boophilus Microplus”. Brazilian Journal of Veterinary Research and Animal Science, vol. 39, no. 5, Jan. 2002, pp. 247-53, https://doi.org/10.1590/S1413-95962002000500006.