1. Hraizumi, Yuichiro (1961). Spontaneous recombination inDrosophila melanogaster males.Proc. Natl. Acad. Sci.,68, 268–270.
2. Lindsley, C. L. andGrell, E. H. (1967). Genetic Variations ofDrosophila melanogaster. Oak Ridge, Tenessee, Oak Ridge National Laboratory.
3. Meyer, Helen, U. (1954). Crossing over in the germ line ofDrosophila melanogaster males following irradiation of the embryonic pole cells with ultraviolet.Genetics,35, 982.
4. Ster, I. I. and Oster, E. G. (1972). (Personal communication.)