GUPTA, Chandra; DWIVEDI, A. K.; SHIVKUMAR, Padmini. Forest Tree Improvement Programmes in Uttar Pradesh. Indian Forester, [S. l.], v. 118, n. 6, p. 389–393, 1992. DOI: 10.36808/if/1992/v118i6/8440. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/8440. Acesso em: 4 dec. 2025.