Khan, M. M., M. A. Chaudhary, F. Ghazanfar, and M. S. Hashmi. “Does the Specific Matrix of Cultural Values and Ethnic- Religious Diversity Hinder Economic Development in African Region?”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 15, no. 1, Apr. 2014, pp. 218-37, https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/2113.