1. Abe, M.,: J. Agr. Chem. Soc. Japan 22, 2 (1948).
2. —,: Ann. Rep. Takeda Res. Lab. 10, 152 (1951).
3. —,:, and S. Yamatodani: Progr. Ind. Microbiol. 5, 205 (1964).
4. —,: T. Yamano, Y. Kozu, and M. Kusumoto: J. Agr. Chem. Soc. Japan 25, 458 (1952).
5. Alexopoulos, C. J.,: Introductory Mycology. New York: Wiley and Sons 1962.