MEHRA, P. N. Strategies for the Improvement of Forest Tree Species - some Cardinal Principles. Indian Forester, [S. l.], v. 118, n. 6, p. 394–398, 1992. DOI: 10.36808/if/1992/v118i6/8441. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/8441. Acesso em: 4 dec. 2025.