Humaid, A. A., S. M. Alghalibi, and E. A. A. . Al- Khalqi. “Aflatoxins and Ochratoxin A Content of Stored Yemeni Coffee Beans and Effect of Roasting on Mycotoxin Contamination”. International Journal of Molecular Microbiology, vol. 2, no. 1, Apr. 2019, pp. 11-21, https://psmjournals.org/index.php/ijmm/article/view/303.