BHARDWAJ, D.; TIWARI, R. Sporological Correlations of Coal Seams in Saunda and Gidi Areas of South Karanpura Coalfield, Bihar, India. Journal of Palaeosciences, [S. l.], v. 16, n. (1-3), p. 38–55, 1967. DOI: 10.54991/jop.1967.503. Disponível em: https://jpsonline.co.in/index.php/jop/article/view/503. Acesso em: 16 jun. 2024.