Ricoy-Casas , Rosa María, Jose María Lago Cabo, Jorge Eduardo Vila Biglieri, and Darko Bozanic. “Economics and Multi-Criteria Decision Support for Sustainable Cobalt Production”. International Journal of Economic Sciences 15, no. 1 (December 1, 2025): 1–21. Accessed December 14, 2025. https://www.ijes-journal.org/journal/article/view/237.