Liu, Q., Y. Wang, J. Yang, W. Zhang, H. Wang, F. Li, G. Wang, Y. Huo, and J. Han. “Smartagb: Aboveground Biomass Estimation of Sorghum Based on Spatial Resolution, Machine Learning and Vegetation Index”. EAI Endorsed Transactions on Internet of Things, vol. 9, no. 1, Mar. 2023, p. e1, doi:10.4108/eetiot.v9i1.2904.