HSU, J.; BOSE, M. On a new Cordaitean Stem, Cordaites Sahnii, from Central Shansi, China. Journal of Palaeosciences, [S. l.], v. 1, p. 241–244, 1952. DOI: 10.54991/jop.1952.410. Disponível em: https://jpsonline.co.in/index.php/jop/article/view/410. Acesso em: 17 jul. 2024.