Arkadinata, T., Q. S. Fazli, A. Alfizar, L. Hakim, and G. M. Idroes. “Environmental Influence of Altitude on Coffee Leaf Rust Severity in Arabica Coffee of Aceh Tengah, Indonesia”. Leuser Journal of Environmental Studies, vol. 3, no. 2, Oct. 2025, pp. 79-86, doi:10.60084/ljes.v3i2.344.