MAITHY, P. Studies in the Glossopteris flora of India - 39. On some new plant fossils from the Karharbari beds, Giridih coalfield, India. Journal of Palaeosciences, [S. l.], v. 18, n. 1-3, p. 167–172, 1969. DOI: 10.54991/jop.1969.830. Disponível em: https://jpsonline.co.in/index.php/jop/article/view/830. Acesso em: 20 feb. 2025.