SUNDAR PRASAD, S.; KUMAR SINHA, R.; SUDHEER, K. Application of continuous miner technology for extraction of deep seated coal seam under hard roof conditions – a case study of Churcha mine. Journal of Mines, Metals and Fuels, [S. l.], v. 69, n. 12, p. 431–438, 2021. DOI: 10.18311/jmmf/2021/29648. Disponível em: http://www.informaticsjournals.com/index.php/jmmf/article/view/29648. Acesso em: 12 may. 2024.