A.K. RAY, A.S. SIROHI, B.P. SINHA AND K. VIJAYARAGAVAN. Impact of T&V system of extension on Tribal farms in Hoogly District- A case study. Indian Journal of Extension Education, India, v. 18, n. 1-2, p. 59–65, 1982. DOI: 10.48165/. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/161208. Acesso em: 15 jul. 2026.