Cruz Blanco J, de la Torre Palacios L, Espí Rodríguez JA. Financing and competitiveness in copper mining. Bol. geol. min. [Internet]. 2019Mar.30 [cited 2025May3];130(1):81-98. Available from: https://bgm.revistas.csic.es/index.php/bgm/article/view/214