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Deforestation and the External Costs Imposed on Agriculture in Sudan
Barton, J.R., (1991)
Forest conservation versus conversion under uncertain market and environmental forest benefits in Ethiopia: The case of Sheka forest
Girma, Hiywot Menker, (2012)
Deforestation from the overexploitation of wood resources as a cooking fuel : a dynamic approach to pricing energy resources in Sudan
Hassan, Rashid M., (1988)