1. Drosophila, a laboratory handbook;Ashburner,1989
2. Haploidy in Drosophila melanogaster;Bridges,1925
3. Normal spermatogenesis in Drosophila;Cooper,1950
4. Cytogenetic analysis of major heterochromatic elements (especially Xh and Y) in Drosophila melanogaster, and the theory of “heterochromatin”;Cooper;Chromosoma,1959
5. Specific banding of human chromosomes;Drets,1971