PRASAD, S. S.; SINHA, R. K.; 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. 7, p. 431–438, 2021. DOI: 10.18311/jmmf/2021/29377. Disponível em: https://informaticsjournals.com/index.php/jmmf/article/view/29377. Acesso em: 5 may. 2024.