1. Bell, G. 1982. The Masterpiece of Nature: The Evolution and Genetics of Sexuality. University of Columbia Press, Berkeley.
2. Booth, C. 1971. The Genus Fusarium. Commonwealth Mycological Institute, Kew.
3. Charlesworth, D, and Charlesworth, B. 1978. Population genetics of partial male-sterility and the evolution of monoecy and dioecy. Heredity, 41, 137–153.
4. El Ani, A S, and Olive, L S. 1962. The induction of balanced heterothallism in Sordaria fimicola. Proc Natl Acad Sci, USA, 48, 17–19.
5. Esser, K. 1959. Die Incompatibilitätsbeziehungen zwischen geographischen Rassen von Podospora anserina (Ces.) Rehm. II. Die Wirkungsweise der Semi-Incompatibilitäts-Gene. Z Vererbungsl, 90, 29–52.