Q. S. Fazli, G. M. Idroes, I. S. Hilal, I. Hafizah, I. Hardi, and T. R. Noviandy, “Agrochemicals, GHG Emissions, and GDP in Southeast Asia: A Machine Learning Approach with Hierarchical Clustering”, Grimsa J. Bus. Econ. Stud., vol. 2, no. 2, pp. 140–151, Jul. 2025.