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APA Citation
Hello, K. M., Mohammed, M. J., Yasser, A. M., Adam, F., & Farag, Z. (2014). modification of Silica Rice Husk Ash to Solid Ammonium Sulphate for Second Generation Biofuels Productions. Journal of catalysts, 2014, . http://access.bl.uk/ark:/81055/vdc_100082251002.0x00000b