1. A case of asyndesis in Picea abies;Andersson;Hereditas,1947
2. Release of ultraviolet-induced thymine dimers from DNA in E. coli K. 12;Boyce,1964
3. Isolation and characterization of recombination-deficient mutants of Escherichia coli K-12;Clark,1965
4. The genetics of Ustilago maydis;Holliday;Genet. Res.,1961
5. Induced mitotic crossing over in Ustilago maydis;Holliday;Genet. Res.,1961