"Rules for Tapping in the Najni Tal Division as at Present in Force". Indian Forester, [S. l.], v. 38, n. 6, p. 274–274, 1912. DOI: 10.36808/if/1912/v38i6/17524. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/17524. Acesso em: 5 dec. 2025.