MUSA AHMED, Shamseddin; RIBBE , Lars. Analysis of water footprints of rainfed and irrigated crops in Sudan. JNRD - Journal of Natural Resources and Development, [S. l.], v. 1, p. 20–28, 2011. DOI: 10.5027/jnrd.v1i0.03. Disponível em: https://journals.ub.uni-koeln.de/index.php/JNRD/article/view/658. Acesso em: 7 may. 2024.