BHAGWAN SINGH AND A.K. SHARMA. Impact of Front Line Demonstrations on Productivity Enhancement of Cluster bean in Arid Zone. Indian Journal of Extension Education, India, v. 54, n. 1, p. 130–133, 2018. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/143685. Acesso em: 20 oct. 2025.