Pérez-Segura E, Gallardo-Romero R, Valencia-Gómez VA, Padberg M. La Esperanza: a new mineralization with Ni–Co in Sonora, Mexico. revmexcg [Internet]. 2018 May 14 [cited 2025 May 6];21(2):260-7. Available from: https://www.rmcg.unam.mx/index.php/rmcg/article/view/892