1.
Musa Ahmed S, Ribbe L. Analysis of water footprints of rainfed and irrigated crops in Sudan. JNRD [Internet]. 2011 Dec. 6 [cited 2026 May 2];1:20-8. Available from: https://benelux.ub.uni-koeln.de/ojs33017/index.php/JNRD/article/view/658