SINGH, K. N.; SINGH, R. K. Status of water pollution in the coalmine of Basundhara block, Ib valley, Orissa, India. Journal of Nepal Geological Society, [S. l.], v. 35, p. 51–54, 2019. DOI: 10.3126/jngs.v35i0.23639. Disponível em: https://www.nepjol.info/index.php/JNGS/article/view/23639. Acesso em: 4 may. 2024.