1. Adler, B., de La Peña-Moctezuma, A., 2010. Leptospira and leptospirosis, Veterinary Microbiology, 140, 287–296.
2. Boechat, J.U.D., 2002. Epidemiologia de doenças infecciosas de caprinos segundo o perfil do produtor. Unpublished Ph.D. thesis, University Federal of Minas Gerais.
3. Ciceroni, L., Bartoloni, A., Pinto, A., Guglielmetti, P., Vadez Vasquez, C., Gamboa Barahona, H., Roseli, M., Giannico, F., Parasidi, E., 1997. Serological survey of leptospiral infections in sheep, goats and dogs in Cordillera Province, Bolivia, The New Microbiologica, 20, 77–81.
4. Faine, S., Adler, B., Bolin, C., Perolat, P., 2000. Leptospira and Leptospirosis, (MediSci, Melbourne).
5. Food and Agriculture Organization (FAO), 2006. Global livestock production and health atlas. Available from: www.fao.org . Accessed 01.11.06.