RAINA, V. Regulation of Yield in Fir and Spruce Forests of Himachal Pradesh. Indian Forester, [S. l.], v. 88, n. 7, p. 464–472, 1962. DOI: 10.36808/if/1962/v88i7/24694. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/24694. Acesso em: 28 dec. 2025.