Moussa, I. M., K. F. Mohamed, M. Mohamed, E. A. Nasr, A. M. Shibl, M. M. Salem-Bekhit, and M. E. Hatem,  "Comparison between the conventional and modern techniques used for identification of Mycobacterium tuberculosis complex",  African Journal of Microbiology Research, vol. 5, no. 25: Academic Journals, pp. 4338?4343, 2011.