Robles, Ruth. “Research Lines in Mining in the 21st Century: A Retrospective and Bibliometric Analysis of the Literature from an Environmental Perspective”. Iberoamerican Journal of Science Measurement and Communication 2, no. 1 (April 29, 2022). Accessed November 19, 2025. https://ijsmc.pro-metrics.org/index.php/i/article/view/11.