1. Diniz, C. R.: Venomous Animals and their Venoms, Vol. III, chapter 54 (W. Bücherl and E. E. Buckley, Ed.) New York: Academic Press 1971
2. Bücherl, W.: ibid., chapter 55
3. Balozet, L.: ibid., chapter 56
4. Cheymol, J., Bourillet, F., Rock-Arveiller, M., Heckle, J.: Toxicon 12, 241 (1974)
5. Hamilton, P. J., Ogston, D., Douglas, A. S.: Toxicon 12, 291 (1974)