AXELROD, D. I. A method for determining the altitudes of Tertiary floras. Journal of Palaeosciences, [S. l.], v. 14, n. (1-3), p. 144–171, 1965. DOI: 10.54991/jop.1965.727. Disponível em: https://www.jpsonline.co.in/index.php/jop/article/view/727. Acesso em: 15 may. 2024.