Nandhini, S., S. Bhrathi, D. D. Goud, and K. P. Krishna. “Smart Agriculture: IOT With Cloud Computing, Fog Computing and Edge Computing”. Emerging Trends in Engineering Research and Technology Vol. 2, May 2020, pp. 38-46, https://stm1.bookpi.org/index.php/etert-v2/article/view/1296.