1. Balzer I, Bogdanić Č, Mužic S. Natural contamination of corn (Zea mays) with mycotoxins in Yugoslavia. Ann Nutr Aliment 1977; 31: 425–30.
2. Balzer I, Bogdanić Č, Pepeljnjak S. Rapid thin layer chromatographic method for determination aflatoxin B1, ochratoxin A and zearalenone in corn. J Assoc Off Anal Chem 1978; 61: 584–5.
3. Cuero RG, Hernandez I, Cardenas H, Osorio E, Onyah IC. 1986. Aflatoxin in Columbia. In Aflatoxin in maize. A proceedings of the workshop, El Batn, Mexico, 1986. ed. Zuber, M.S.E.B. Lillehoy, B.L. Renfro, Mexico; CIMMYT (1987).
4. Hara S, Fennell DJ, Hesseltine CW. Aflatoxin producing strains of Aspergillus flavus detected by fluorescence of agar medium under ultraviolet light. Appl Microbiol 1974; 27: 1118–23.
5. Hesseltine CW. Solid state fermentations. Biotechnol Bioeng 1972a; 14: 517–32.