Palma Álvarez, Daniel Arturo ; López de Mesa Samudio, Julián Aljazeera. (24 de Diciembre de 2017). Cobalt mining: Dark side of the electric car revolution. Obtenido de Aljazeera: https://www.aljazeera.com/program/counting the-cost/2017/12/24/cobalt-mining-dark-side-of-the-electric-car-.
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2023