SARAVANAKUMAR, S.; PREMALATHA, A.; PRABAKARAN, D. John; THIRUMOORTHI, M. Evaluation of Cluster Frontline Demonstration on Urd for Enhancing Productivity. Indian Journal of Extension Education, India, v. 56, n. 3, p. 101–103, 2020. Disponível em: https://epubs.icar.org.in/index.php/IJEE/article/view/106993. Acesso em: 5 jun. 2026.