KEDHARNATH, S.; UPADHAYA, L. P. Chromosome Preparations from Needle Bases of Chir Pine (<I>Piyus roxburghii</I> Sarg.). Indian Forester, [S. l.], v. 91, n. 7, p. 477–478, 1965. DOI: 10.36808/if/1965/v91i7/25128. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/25128. Acesso em: 4 dec. 2025.