Search results for: Elsadig Musa Ahmed
Economic Modelling > 2013 > 35 > C > 51-58
Journal of the Knowledge Economy > 2013 > 4 > 4 > 331-342
Economic Modelling > 2013 > 35 > C > 51-58
Journal of the Knowledge Economy > 2013 > 4 > 4 > 331-342