Convocation of the Indian Forest College & Northern Forest Rangers College, forest Research Institute, Dehra Dun, 31st March 1967. Indian Forester, [S. l.], v. 93, n. 6, p. 414–433, 1967. DOI: 10.36808/if/1967/v93i6/25623. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/25623. Acesso em: 4 dec. 2025.