1. Drosophila melanogaster Lewontin (1955) Anxolabehere (1971) Bungaard & Christiansen (1972) Seaton & Antonovics (1967); Antonovics (1978) Tobari & Kojima (1967); Kojima & Tobari ( 1969) Nassar et al. (1973) Kojima & Huang (1972); Huang et al. (1971); Yarborough & Kojima (1967); Morgan (1976) Kojima & Tobari (1969); Downes & Thoday (1983); Morgan (1976) Nassar (1979) Snyder & Ayala (1979); Carfagua et al. ( 1980)
2. Drosophila pseudoobscura vsuniform populations Tosic & Ayala (1980)
3. overyielding in chromosomally uniform vs variable populations
4. malate dehydrogenase alleles
5. Dobzhansky & Pavlovsky ( 1961); Beardmore (1963)