KUMAR BAG, S. High angle conveying in opencast mines can be green, efficient, economic and flexible. Journal of Mines, Metals and Fuels, [S. l.], v. 69, n. 5, p. 141–142, 2021. DOI: 10.18311/jmmf/2021/28073. Disponível em: https://informaticsjournals.co.in/index.php/jmmf/article/view/28073. Acesso em: 7 nov. 2024.