S. R. S.V.N. RAO, “Effective dairy extension delivery system for improved farmers’ income”, Indian J. Anim. Prod. Manage., vol. 34, no. 1-2, Jan. 2019, Accessed: Oct. 28, 2025. [Online]. Available: https://epubs.icar.org.in/index.php/IJAPM/article/view/86323