R. SURYANARAYANA, R. N ARAYANA RAO AND SABIHA M. HUSSAIN. Effectiveness of Contact Farmers in Training and Visit System. Indian Journal of Extension Education, India, v. 26, n. 1-2, p. 82–84, 2024. DOI: 10.48165/. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/160255. Acesso em: 15 jul. 2026.