SAPPAL, K. K. Geology and organic petrology of some selected Permian and Jurassic coals of Western Australia. Journal of Palaeosciences, [S. l.], v. 45, p. 33–40, 1996. DOI: 10.54991/jop.1996.1216. Disponível em: https://jpsonline.co.in/index.php/jop/article/view/1216. Acesso em: 20 apr. 2024.