Ram Bahal and B.E. Swanson. “Relationship of the Human Resources of Agricultural Research and Extension in Increasing Cereal Yield”. Indian Journal of Extension Education 33, no. 1-2 (November 26, 2024): 1–6. Accessed July 15, 2026. https://epubs.icar.org.in/index.php/IJEE/article/view/160612.