PLUMSTEAD, E. P. Vannus gondwanensis, a new Gangamopteris fructification from the Transvaal, South Africa. Journal of Palaeosciences, [S. l.], v. 11, n. (1-3), p. 106–114, 1962. DOI: 10.54991/jop.1962.628. Disponível em: https://jpsonline.co.in/index.php/jop/article/view/628. Acesso em: 22 may. 2024.