CHAMPION, H. G. The Mode of Growth of Alstonia Scholaris, R. Br. Indian Forester, [S. l.], v. 58, n. 3, p. 123–124, 1932. DOI: 10.36808/if/1932/v58i3/20082. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/20082. Acesso em: 21 aug. 2025.