Ugwuanyi, Uche Boniface, Hillary Chijindu Ezeaku, and Imo G. Ibe. “The Impact of Official Aid on Poverty Reduction: Empirical Evidence from Nigeria (1981-2014) Using The ARDL and Bound Test Approach”. European Journal of Sustainable Development 6, no. 2 (June 1, 2017): 111. Accessed December 1, 2024. http://ecsdev.org/ojs/index.php/ejsd/article/view/472.