Dr.Veena. S, Poornima. S, and Remya. J. V. “A SURVEY ON SMART SENSORS IN PRECISION AGRICULTURE”. International Journal of Advance Engineering and Research Development (IJAERD) 5, no. 4 (April 25, 2018): 1143–1147. Accessed July 5, 2025. https://www.ijaerd.org/index.php/IJAERD/article/view/5601.