BHARADWAJ, D.; SRIVASTAVA, S. Subsurface palynological succession in Korba coalfield, M.P., India. Journal of Palaeosciences, [S. l.], v. 20, n. 1-3, p. 137–151, 1971. DOI: 10.54991/jop.1971.891. Disponível em: https://jpsonline.co.in/index.php/jop/article/view/891. Acesso em: 11 may. 2024.