Prasad, S R, and G S Thyagaraju. “Leaf Analysis Based Early Plant Disease Detection Using Internet of Things, Machine Learning and Deep Learning: A Comprehensive Review”. Journal of Integrated Science and Technology, vol. 12, no. 2, Oct. 2023, p. 734, https://pubs.thesciencein.org/journal/index.php/jist/article/view/a734.