Ibrahim, M. A., M. A. Mahmoud, and E. E. Hassan. “Impact of Some Technological Interventions on Sorghum and Sesame Yields under Small Scale Rain Fed Areas of Sinnar State, Sudan”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 22, no. 2, May 2015, pp. 270-81, https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/3901.