Nyiawung RA, Suh N, Ghose B. Trends in Cereal Production and Yield Dynamics in Sub-Saharan Africa Between 1990-2015. J. Econ. Impact [Internet]. 2019Sep.30 [cited 2024Apr.28];1(3):98-107. Available from: http://www.scienceimpactpub.com/journals/index.php/jei/article/view/33