Kinetics of the reduction of Fe2O3 with hydrogen Mahmoud M. Khader, Bahgat E. El-Anadouli, Emad El-Nagar, Badr G. Ateya Journal of Solid State Chemistry Volume 93, Issue 2, August 1991, Pages 283–290 link: http://www.sciencedirect.com/science/article/pii/00224596919030 Thank you very much!