Stein, F.; Jiang, D.; Palm, M.; Sauthoff, G.: Laves Phase Polytypism in the Co–Nb System. TOFA 2004 - Discussion Meeting on Thermodynamics of Alloys, Wien, Austria (2004)
If manganese nodules can be mined in an environmentally friendly way, the critical metals needed for the energy transition could be produced with low CO2 emissions