VARMA, B. S.; PUNTAMBEKAR, S. V. Purification of Camphor by Sublimation. Indian Forester, [S. l.], v. 79, n. 3, p. 198–200, 1953. DOI: 10.36808/if/1953/v79i3/23512. Disponível em: https://indianforester.co.in/index.php/indianforester/article/view/23512. Acesso em: 21 aug. 2025.