1. Sonenshine DE: The Biology of Ticks Vol. 2. 1993, Oxford University Press, Incorporated
2. Jongejan F, Uilenberg G: The global importance of ticks. Parasitology. 2004, 129: S3-S14.
3. Minjauw B, McLeod A: Tick-borne diseases and poverty: the impact of ticks and tick-borne diseases on the livelihoods of small-scale and marginal livestock owners in India and eastern and southern Africa. Research report, DFID Animal Health Programme, Centre for Tropical Veterinary Medicine. 2003, UK: University of Edinburgh
4. Grisi L, Massard C, Moya Borja G, Pereira J: Impacto econômico das principais ectoparasitoses em bovinos no Brasil. A Hora Veterinária. 2002, 21: 8-10.
5. Childs JE, Paddock CD: The ascendancy of Amblyomma americanum as a vector of pathogens affecting humans in the United States. Annu Rev Entomol. 2003, 48: 307-337.