1. Blair, H. A.: In Proc. Internat. Conf. Peaceful Uses of Atomic Energy Geneva 1955. Vol. 11, p. 118. New York: United Nations 1956.
2. Bond, V. P., T. M. Fliedner, andJ. O. Archambeau: Mammalian radiation lethality. New York: Academic Press 1965.
3. Boone, I. U.: Radiat. Res.12, 424 (1960).
4. Curtis, H. J.: In Topics in the Biology of Aging, p. 63. Ed.P. L. Krohn, New York: Interscience 1966.
5. Elkind, M. M., andW. K. Sinclair: In Current topics in radiation research. Vol. 1, p. 165. Ed.M. Ebert, andA. Howard. Amsterdam: North Holland 1965.