PARVEZ RAJAN , N. K. KHARE , S. R. K. SINGH AND M. A. KHAN. Constraints Perceived by Tribal Farmers in Adoption of Recommended Practices. Indian Journal of Extension Education, India, v. 50, n. 3&4, p. 65–68, 2014. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/144316. Acesso em: 25 jun. 2026.