1. Genetic drift and the loss of alleles versus heterozygosity
2. Extinction, survival and genetic variation, pp. 125-151 in Genetics and Conservation: A Reference for Managing Wild Animal and Plant Populations. eds. Menlo Park, CA, Benjamin/Cummings, 1983.
3. STATISTICAL STUDIES ON PROTEIN POLYMORPHISM IN NATURAL POPULATIONS. III. DISTRIBUTION OF ALLELE FREQUENCIES AND THE NUMBER OF ALLELES PER LOCUS
4. On the size of a genebank and the genetic variation it contains, pp. 102-119 in Crop Genetic Resources: Conservation & Evaluation. eds. Boston, George Allen & Unwin, 1984.
5. Small population size and genetic diversity. Implications for endangered species, pp. 281-290 in Endangered Birds: Management Techniques for Preserving Endangered Species, ed. Madison, University of Wisconsin Press, 1978.