SURANGE, K. Walther Gothan and Hermann Weyland - 1954. "Lehrbuch Der Palaobotanik ", 535 Pp. Akademie Verlog., Berlin. Journal of Palaeosciences, [S. l.], v. 3, p. 129, 1954. DOI: 10.54991/jop.1954.442. Disponível em: https://jpsonline.co.in/index.php/jop/article/view/442. Acesso em: 30 may. 2024.