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Fu, C., A. Mahadevegowda, and P. Grant. Production of Hollow and Porous Fe2O3 from Industrial Mill Scale and Its Potential for Large-scale Electrochemical Energy Storage Applications. University of Oxford, 2015.

Fu, C., et al. Production of Hollow and Porous Fe2O3 from Industrial Mill Scale and Its Potential for Large-scale Electrochemical Energy Storage Applications. University of Oxford, 2015.