1. Shope, R.E. and Andrade, A.P.A. In: Woodall, J.P. 1967. Atas do Simposio sobre a Biota Amazonica 6:31-63. 2. Andrade, A.P.A. and Shope, R.E. Unpublished observations. 3. Zachary, I.G. M.D. Thesis, Yale University School of Medicine, 1967. 4. Kinney, R.M. and Calisher, C.H. 1981. Am. J. Trop. Med. Hyg. 30:1307-1318. 5. Belem Virus Laboratory, Belem, Brazil. 1966. Unpublished data.
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