SINHA, K. M. .K.; JHA, G. S.; SINGH, K. M. P.; GOURICHARAN, T. Studies on the Cleaning Potentialities of High Ash Non-Coking Coal of Orissa Region. Journal of Mines, Metals and Fuels, [S. l.], v. 64, n. 9, p. 446–449, 2022. Disponível em: https://informaticsjournals.com/index.php/jmmf/article/view/31588. Acesso em: 3 may. 2024.