1. Adey, M. E., Allkin, R., Bisby, F. A., White, R. J. and MacFarlane, T. D. 1984. The Vicieae database: an experimental taxonomic monograph. In Databases in Systematics, eds. R. Allkin and F. A. Bisby. Orlando, Florida: Academic Press, pp. 175–188.
2. Al-Musallam, A. 1980. Revision of the black Aspergillus species. Ph.D Thesis. Utrecht, Netherlands: University of Utrecht.
3. Allkin, R. and Bisby, F. A., eds. 1984. Databases in Systematics. Orlando, Florida: Academic Press.
4. Anderson, T. H., Bodenstein, J. and Domsch, K. H. 1976. A partially computerized documentation system for microscopic soil fungi. Canadian Journal of Botany 54: 1709–1713.
5. Barnett, J. A. and Pankhurst, R. J. 1974. A New Key to the Yeasts. New York: Elsevier Press.