Hoffmann, Elina S., Karplus, Valerie J., Pistorius, P. Chris. "An Open-Source Framework for Evaluating the Cost and Greenhouse Gas Emission Impacts of Design Decisions in Hydrogen Direct Reduced Iron Production," AIST Transactions , Iron & Steel Technology , February 2026, Vol. 23, No. 2, pp. 196-211. DOI 10.33313/TR/0226. View the paper here