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Hachemi, N. , Nouani, A. , Benchabane, A.. "Bioconversion of Oranges Wastes for Pectinase Production Using Aspergillus niger under Solid State Fermentation". World Academy of Science, Engineering and Technology, Open Science Index 105, International Journal of Bioengineering and Life Sciences, (2015), 9(9), 1004 - 1009.