SINGH, S. M.; MAHESHWARI, H. On the species of genus Glossopteris from barakar formation of Karanpura and Bokaro coalfields, India. Journal of Palaeosciences, [S. l.], v. 49, n. (1-3), p. 409–442, 2000. DOI: 10.54991/jop.2000.158. Disponível em: https://jpsonline.co.in/index.php/jop/article/view/158. Acesso em: 4 may. 2024.