1. Moore-Landeker,E.: Fundamentals of the Fungi. Englewood Cliffs, N. J.: Prentice Hall, Inc. 1972
2. Barras,S. J.: Phytopathology59, 520 (1969)
3. Deverall,B.: Fungal Parasitism. New York: St. Martin's Press. 1969
4. Waksman,S.A., Horning,E.S., Spencer,E.L.: J. Bacteriol.45, 233 (1942)
5. Smith,G.: An Introduction to Industrial Mycology. New York: St. Martin's Press. 1969