1. Energy use in the steel industry (2020). World Steel Association. https://www.worldsteel.org/publications/fact-sheets.html
2. Lüngen, H. B., & Schmöle, P. (2020). Comparison of blast furnace operation modes in the world. Steel Research International, 91(11), 2000182.
3. Gudenau, H.-W., Kreibich, K., & Nomiya, Y. (1980). Influence of zones of different permeability on the gas flow in the blast furnace with special consideration of the cohesive zones. Stahl und Eisen, 100(25), 1526–1534.
4. Gudenau, H., Kreibich, K., & Nomiya, Y. (1980). Model investigation into the gas permeability in the blast furnace with and without a cohesive zone. Stahl und Eisen, 100(9), 488–494.
5. Babich, A., Senk, D., & Gudenau, H. W. (2016). Ironmaking & Steelmaking, 43(1), 11-21