NONHARE, B. P. Deep Concern of H.E. Dr. A.P.J. Abdul Kalam the President of India about Bio-fuel in Chhattisgarh. Indian Forester, [S. l.], v. 133, n. 2, p. 295–297, 2007. DOI: 10.36808/if/2007/v133i2/1019. Disponível em: http://indianforester.co.in/index.php/indianforester/article/view/1019. Acesso em: 4 dec. 2025.