PANGETY, Y. P. S.; MARTOLIA, Gokul S.; TEWARI, Lalit M. Recollection of Two Rare Ferns from Nainital District. Indian Forester, [S. l.], v. 137, n. 8, p. 1034–1036, 2011. DOI: 10.36808/if/2011/v137i8/12555. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/12555. Acesso em: 4 dec. 2025.