MAITHY, P. Palaeobotany and stratigraphy of the coal bearing beds of the Daltonganj coalfield, Bihar. Journal of Palaeosciences, [S. l.], v. 17, n. (1-3), p. 265–274, 1968. DOI: 10.54991/jop.1968.802. Disponível em: https://jpsonline.co.in/index.php/jop/article/view/802. Acesso em: 22 nov. 2024.