PRASAD, M.; CHANDRA, S. Palaeospiroxylon - A new Gymnospermous wood from Raniganj Coalfield, India. Journal of Palaeosciences, [S. l.], v. 26, n. (1-3), p. 230–236, 1980. DOI: 10.54991/jop.1977.1434. Disponível em: https://www.jpsonline.co.in/index.php/jop/article/view/1434. Acesso em: 17 jun. 2024.