SARATE, O. S. Petrographic analysis and depositional environment of subsurface coal seams of Koyagudem area, Godavari Valley Coalfield, Telangana, India. Journal of Palaeosciences, [S. l.], v. 64, n. (1-2), p. 151–161, 2015. DOI: 10.54991/jop.2015.110. Disponível em: https://jpsonline.co.in/index.php/jop/article/view/110. Acesso em: 4 may. 2024.