1. Density‐dependent evolution of life‐history traits in Drosophila melanogaster;Bierbaum;Evolution,1989
2. Evolution of senescence and specific longevity;Edney;Nature,1968
3. The theory of island biogeography;MacArthur,1967
4. The expression of hybrid vigour in Drosophila subobscura;Maynard Smith;Proceedings of the Royal Society of London. Series B—Biological Sciences,1955
5. An unsolved problem of biology;Medawar,1952